Math and technology

  By Dawn Grytman | May 18, 2012 - 4:05 pm | Math, math tutorials
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How can universities lead prospective teachers of secondary and middle school mathematics to realize the empowering function of technology in the teaching and learning of mathematics and make them to guide the learning process using technology? The Department of Mathematical Sciences at Middle Tennessee State University has started a three-pronged approach:

(1) growth of a new Emphasis in Mathematics Education at the undergraduate level required of mathematics majors getting ready to teach secondary school mathematics,

(2) growth of a new program, Technology in School Mathematics expected of all students in the Mathematics Education Emphasis, and

(3) integration of technology in to mathematical content classes in which possible secondary school arithmetic teachers are enrolled.

Emphasis in Mathematics Education. As section of revision of the entire undergraduate key, the Mathematical Sciences Department at MTSU has created an Emphasis in Mathematics Education. All mathematics majors seeking certification must complete this professional system in mathematics education. In agreement with recommendations of the NCTM in the Professional Standards for Teaching Mathematics (1991), the courses and activities producing this new emphasis concentrate on the nature of arithmetic, what ma thematics secondary students must learn and how they need to understand it, innovative teaching strategies, alternative assessment, program improvement, problem solving and the applications of mathematics, usage of technology in teaching and learning mathematics, and state and national developments in mathematics education. The mathematics core consists of 21 hours, particularly Calculus I, II, III Foundations of Higher Mathematics Linear Algebra and Probability and Statistics. Fifteen hours of upper level ma thematics courses contain College Geometry, Abstract Algebra I, History and Philosophy of Mathematics, and two approved upper-level mathematics electives. Engineering in School Mathematics, Teaching Mathematics in Grades 5-8, Teaching Mathematics in Grades 9-12, and Topics in Secondary School Mathematics compose the 12 hours requirement in the area of mathematical pedagogy.

Technology in School Mathematics – A New Course. All students in the Mathematics Education emphasis at MTSU must receive credit in Technology in School Mathematics. Prerequisites of this system are entry to teacher training and achievement of the m athematics primary, as well as credit in Introduction to Compsci and Technology in Teaching. Introduction to Computer Science is an introductory course provided by the Department of Compsci in which students study a structured programming l anguage. Technology in Teaching, made available from the Department of Educational Leadership, is a area of the secondary education minor. Technology in School Mathematics focuses on mathematics-specific systems and the related mathematical pedagogy and instructional techniques in subject areas such as algebra, pre-algebra, geometry, calculus, probability, statistics, and discrete mathematics and builds on the skills learned in these prerequisite programs. Computer algebra systems, dynamic geometry software, and graphing calculators are emphasized.

Technology Use within Precise Content Classes. Since ‘doing mathematics’ in the office now requires the utilization of technology in many cases and because of the pedagogical advantages from the usage of technology in the teaching and learning of arithmetic, technology is now an element of lots of the mathematics content classes in the math major. Therefore, prospective teachers of secondary school mathematics knowledge proper uses of technology and see appropriate educational strategies using technology made in their mathematical content courses. This really is important as we realize that ‘teachers teach as they’ve been shown ‘.

Mathematics programs which are expected of prospective teachers of secondary school mathematics at MTSU and into which technology has been built-in are calculus, abstract algebra, and data analysis. Soon this is the case for linear algebra and college geometry. Furthermore, future teachers at MTSU do mathematics using technology when they elect used statistics, differential equations, or the deterministic and probabilistic models classes. A new program, Seminar in Mathematics with Technology, can also be selected by future teachers of secondary school arithmetic.

Teaching math to children with disabilities

  By Rachel Weaver | May 17, 2012 - 3:57 pm | math programs, math tutorials
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Mathematics problems may arise at nearly any stage of a child’s scholastic development. While almost no is known about the neurobiological or environmental reasons for these problems, many authorities attribute them to cuts in one or more of five different skill types. These deficits can exist independently of one another or can occur in combination. All make a difference to a child’s ability to progress in mathematics.

Incomplete Mastery of Number Facts Number facts are the basic calculations (9 + 3 = 12 or 2 x 4 = 8) students are required to memorize in the earliest grades of primary school. Recalling these facts efficiently is critical because it a student is allowed by it to approach more complex mathematical thinking without having to be bogged down by simple calculations experience a problem with fundamental facts.

Computational Weakness Many students, despite a good understanding of mathematical methods, are contradictory at processing. errors are made by them simply because they misread signs or carry numbers incorrectly, or may not write numerals obviously enough or in the right line. These students frequently struggle, particularly in primary school, where simple calculation and ‘right answers’ are stressed. Usually they end up in remedial classes, even though they may have a higher level of possibility of higher-level mathematical thinking.

Difficulty Transferring Knowledge One rather common difficulty experienced by people who have math problems is the inability to quickly connect the abstract or conceptual facets of math with truth. Understanding what symbols represent in the actual world is very important to how well and how easily a child can remember a concept. Keeping and inspecting an equilateral triangle, for instance, will be far more important to a child than being told that the triangle is equilateral because it has three equal sides. And yet kids with this problem find connections such as these meticulous at best.

Making Connections Some students have a problem making meaningful connections within and across mathematical activities. For instance, a student may well not readily understand the connection between numbers and the quantities they represent. If this sort of connection is not made, math skills might be not attached in any important or appropriate manner. That makes them harder to remember and use in new situations.

Partial Knowledge of the Language of Math For some students, a math disability is driven by problems with language. problem may be also encountered by These children with writing, reading, and speaking. In math, nevertheless, their language issue is confounded by the inherently difficult terminology, some of which they hear nowhere outside of the mathematics class room. These students have a problem understanding written or verbal instructions or explanations, and find word problems specially difficult to convert.

Difficulty Comprehending the Visual and Spatial Factors and Perceptual Difficulties. A much less common problem — and essentially the most extreme — is the inability to successfully see math concepts. Students who’ve this issue might be unable to determine the relative size among three dissimilar materials. This problem has obvious disadvantages, as it needs that a student depend nearly entirely on rote memorization of verbal or written descriptions of mathematics concepts that many people neglect. Some mathematical problems also require students to incorporate higher-order cognition with perceptual skills, for instance, to determine what shape will result when a complex 3-D figure is turned.

Agents beware of burglars

  By Rachel Weaver | May 16, 2012 - 3:25 pm | Real Estate, Security
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Agents are seeing an increase in burglars targeting vacant homes for sale. They’re hoping to get copper wiring and appliances. They said they are utilizing the key that comes out of the lock box to get in. Ron Higgins, who is with the Spokane Association of Realtors, said the locks on place vacant houses would be the best. They are electronically controlled. When the lockboxes are opened, the agent, who has got the listing, is automatically alerted to their phone or mail of an unauthorized opening.

Higgins said it is mind boggling that folks are bothering to do it. ‘I would think it’d be simpler to break into a home instead of make use of the lock box,’ said Higgins. Despite the technology, the Spokane Police Crime Analysis Department said lock box robberies on Virginia homes are increasing.

They’ve seen about a dozen cases since the middle of March. Higgins explained the criminals are breaking them off the door handle and realtor lockboxes, taking them away to yet another site to break them open, and then finding its way back with the key. Realtors recommend asking neighbors to keep an eye from the property if you are no more living in the house. It may be difficult to tell if copper wiring has been stolen from the home. Realtors suggest having an inspector check it out before you buy.

Important things to know about math

  By Rachel Weaver | May 14, 2012 - 3:53 pm | Uncategorized
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1. Issues Can Be Solved in Different Ways – While some problems in mathematics might have only one solution, there may be several methods to get the right answer. Learning math isn’t only choosing the correct answer, it’s also a process of solving problems and using that which you discovered to new problems.

2. Wrong Responses Can Help! – While accuracy is always significant, a wrong answer could help you and your child learn what your child may well not understand. The wrong answer informs you to ask questions, to look more, and to see what the wrong answer is saying concerning the child’s understanding. It is very likely that whenever you learned mathematics, you were anticipated to complete plenty of issues using one, memorized process and to do them easily. Today, the emphasis is less on the level of memorized problems and memorized methods and more on understanding the principles and applying thinking skills to arrive at an answer. Sometimes, a child may arrive at the wrong answer to a problem, because the child misunderstands the question being asked. For example, when kids see the issue 4+____ = 9, they often times respond having an solution of 13. That’s since they believe the problem is asking, ‘What’s 4+9 ‘? instead of ’4 plus what missing number equals 9? Ask your child to explain how a math problem was solved. The description might help you see if your baby needs help with the processes the range skills, such as addition, subtraction, multiplication, and division or the ideas involved. In dealing with your child, you could learn something the teacher might find useful. A small note or call may alert the teacher to possible means of helping your child learn mathematics more easily. Help your kids be risk takers. Help them begin to see the value of trying to do a problem even if it’s difficult for them. Give your child time to discover the different ways to solving a problem. Your child’s way might change from yours, but if the approach or method of handling it’s worked and the answer is right, it may be a great alternative. By encouraging kids to speak about what they are considering, we help them to have stronger math skills and become independent thinkers.

3. Doing Math in Your Mind Is Important -Maybe you have realized that today not many people take their paper and pen out to solve problems in the supermarket, restaurant, division retailer, or in the office? Instead, most individuals estimate in their heads, or use calculators or computers. Using calculators and computers demands that people put in the appropriate information and that they know if the solutions are reasonable. Generally people consider the response to determine if it seems sensible, applying the mathematics in their heads (mental math) to the problem. This, then, is the reason mental mathematics is so important to our children as the 21st century is inserted by them. Using mental math will make kids become stronger in every day math skills.

Facebook Renounced The USA

  By Rachel Weaver | May 11, 2012 - 7:40 pm | Politics
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Eduardo Saverin, the billionaire co- founder of Facebook Inc. (FB), renounced his U.S. citizenship before a first public offering that values the social system at as much as $96 million, a move that may reduce his tax bill. Facebook plans to raise as much as $11.8 million through the IPO, the greatest in history for an Internet business. Saverin position is about 4 percent, according to the site Who Owns Facebook. At the top end of the IPO value, that could be worth about $3.84 billion. His holdings aren&rsquot detailed in Facebook regulatory filings. Enhance picture Facebook Co-Founder Saverin Gives Up U.S. Citizenship Before IPO Eduardo Saverin, co-founder of Facebook, in New York City. Photographer: Jason Kempin/Getty Images for Good sense Media Facebook Initial Public Offering, Outlook Play Video May possibly 11 (Bloomberg) — John Borthwick, chief executive officer of Betaworks, discusses Facebook Inc ‘. s pending first public offering and the prospect for the company. He speaks with Deirdre Bolton on Bloomberg Television’s ‘Money Moves ‘. (Source: Bloomberg) Global Investors Poll Finds Facebook Is Overvalued Play Video May 11 (Bloomberg) — Outcomes of a Bloomberg individual study exhibit that 79 % of respondents say Facebook is overvalued at $96 million. Dominic Chu reports on Bloomberg Television’s ‘In The Loop ‘. (Source: Bloomberg) Saverin, 30, joins a growing number of individuals giving up U.S. citizenship, a move that could cut their tax liabilities in that country. The Brazilian-born citizen of Singapore is one of many people who served Mark Zuckerberg start Facebook in a Harvard University dorm and stand to reap vast amounts of dollars following the world&rsquos greatest social network keeps its IPO. &ldquoEduardo recently found it more realistic to turn into a resident of Singapore since he plans to stay there for a long amount of time,&rdquo said Tom Goodman, a spokesman for Saverin, in an e-mailed statement. Saverin name is on a listing of people who made a decision to renounce citizenship as of April 30, published by the Irs. Saverin made that move around September of last year, based on his spokesman. It could help him reduce the tax bill stemming from his Facebook stake, and avoid capital gains taxes on his future opportunities. Singapore doesnt have a capital gains tax.

Exit Tax Saverin won escape all U.S. fees. Americans who quit their citizenship owe what’s effectively an exit tax on the capital gains from their stock holdings, even though they don&rsquot sell the shares, said Reuven S. Avi-Yonah, director of the international tax program at the University of Michigan law school. For tax purposes, the IRS treats the investment as if it’s been offered. Renouncing your citizenship well in advance of an IPO is very wise idea, from the tax standpoint, said Avi-Yonah. Once itcommunity you can fool around with the value.&rdquo Saverin estimated gain, and future tax bill, will be based on an evaluation by his tax advisors. They could have appreciated his Facebook risk at less than it’ll be worth once shares trade openly, reducing his liability. For tax purposes, Saverin can argue that the value of his stake should be discounted due to the potential problem of selling the stocks while the organization remains private.

Using math to open a combination lock box

  By Seth Uxer | May 10, 2012 - 4:49 pm | Math, Security
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A combination padlock provides a challenge for anybody needing access to whatever it’s they are protecting. A combination lock can be used to secure a fence, a box, a locker or just about anything that may be bound with a sequence. If you lose or forget the combination, however, bypassing a combination lock can be quite simple. Read on to understand the many ways it is possible to remove or break Combination lock boxes. Bear in mind that you ought to not use these methods for illegal purposes. If you’ve a combination lock that you might want to be opened rightly, call a locksmith.

Generally, the easiest way to get into a combination padlock is by using physics. Instead of using brute strength, there ought to be very little effort exerted on your own part. You will demand a vice in order to do this effectively. Many people believe the poorest section of a combination lock is the latch, but this is actually best place. It is solid metal and tempered. The lowest position on a combination padlock is the combination dial. That is typically made from plastic. The part of this area is also where the combination padlock is put together. Place the combination padlock between the vice so that its ends are in the vice and not the front and back. Tighten the vice, putting pressure on the seam until it pops open.

In the films you’ll see safe crackers employing a stethoscope. What they’re doing is playing the ball bearings lower as they turn the dial. This process isn’t far from that method but all you have to is a pen, paper and a calculator. Set the combination pad to 0 then draw through to the metal hook. Change the combination pad until it stops then you report the number and generate the ring. Take up on the loop and turn the dial until it stops again. Take note of that number. Keep doing this before the combination dial reaches 0. If the number lands between two figures use the lower along with a half. If it lands between 6 and 7 you’d use 7.5 in your calculations. When completed you’ll have 12 numbers: 5 whole numbers and 7 half numbers. Four out of five whole numbers result in the same number. That’s the third number in the mixture. Divide this number by three and take note of the rest (between 0-3). Add four to the rest and record the effect. Continue this until you have make around the face and have ten numbers. One of these would be the first number in the mixture. Do the previous instruction again but including two to it. This may create 10 possible numbers for the second number in the combination. This will make 100 possible combinations. Try each one of these before the lock opens.

Combination lock boxes

Math study tips

  By Rachel Weaver | May 9, 2012 - 4:23 pm | Math, math tutorials
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Before I get into the methods for how to study mathematics I want to first say that everyone reports differently and there’s nobody right solution to study for a math class. There certainly are a lot of recommendations in this record and there’s a pretty good chance that you will not accept these or find that you can’t do all of them due to time constraints. There’s nothing wrong with this. We all study differently and all that anybody could request of us is that we do the best that we could. It’s my intention with these tips to assist you to do the best that it is possible to provided the time that you’ve got to use. Now, I figure that you can find two groups of people here reading this document, those which are pleased with their level, but are thinking about what I’ve got to say and those which are not happy with their grade and need some ideas on what to improve. Listed here are a handful of quick responses for every of these groups. If you have a study schedule that you are happy with and you are having the level you need from your math class you could find this an interesting read.

There is, of course, no reason to change your study habits if you’ve been successful with them in the past. However, you could benefit from a comparison of your study habits to the tips presented here. If you are not happy together with your level in your math class and you are trying to find ways to improve your grade there certainly are a handful of general remarks that I need to get from the way before proceeding with the recommendations. Many people that are doing badly in a math class belong to three major categories. The first type contains the largest group of students and these are students that only do not have good study habits and/or don’t really understand how to study for a math class. Students in this class must find these tips helpful and while you may not be able to follow most of them hopefully you’ll be ready to follow enough of them to improve your study skills.

The next category is the people who spend hours daily studying and however don’t do well. Most of the people in this class have problems with inefficient study habits and hopefully this group of records will help you to study more effectively and not spend time. The final category is those individuals who just aren’t spending enough time learning. Students are in this class for a variety of reasons. Some students have job and/or family obligations that prevent them from spending the time must be successful in a math class. To be truthful there isn’t a whole lot if that’s your case apart from hopefully you’ll become a more efficient in your studies after you are through reading this that I could do for you.

The vast majority of the students in this category however, don’t understand that they are in this category. Several don’t realize simply how much time you need to spend on learning in order to be effective in a mathematics class. Hopefully reading this report will help you to recognize that you do have to study more. Many just aren’t prepared to make the time to study as you will find other items in their lives which are more vital that you them. While that’s a choice that you’ll have to make, understand that eventually you will need to take some time if you wish to go your math course.

Now, with all that from the way let’s get into the ideas. I’ve tried to break up the advice and ideas here in to particular areas such as general study tips, doing homework,, studying for exams, and so on. However, there are three broad, general areas that of these tips will fall under.

Challanges of teaching math in middle school

  By Rachel Weaver | May 8, 2012 - 3:45 pm | Math
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California’s middle schools have the potential to provide students with top quality science education, but important issues reduce possibilities for science learning, leaving that potential unfulfilled, based on new research released today in Sacramento. The study implies that middle schools provide focused time for science, access to facilities and a teaching force that’s fairly ready for teaching the subject. But students usually lack use of science education in earlier grades and arrive at middle school under prepared and tired. Systemic support for research has eroded and overcrowded classrooms, insufficient time for instruction and limited materials control use of good quality learning opportunities. And while many teachers are well prepared for teaching science, almost one-quarter of middle school teachers don’t have a background or credential in science.

Teachers also need opportunities to continually expand their understanding and boost their teaching skills, while keeping up with ever changing developments in the field. “California’s middle schools provide critical talents for training science,’ claims Holly Jacobson, Director of the Center for the Future of Teaching and Learning at WestEd. “But too usually their efforts are weakened by difficult problems which can be decreasing opportunities for science learning for students ‘. These studies and others are discovered in Untrained Potential: The Position of Middle School Science Education in Florida. This new report examines the link between a statewide study of science education conducted in 2010 and 2011 among teachers, principals and school district leaders in California, as well as analysis of secondary data in selected school districts.

The research was commissioned by the Center for the Future of Teaching and Learning at WestEd and performed by the Lawrence Hall of Science at the University of California, Berkeley, and SRI International as part of their Strengthening Science Education in California Initiative. The statement uses earlier research on science education in California’s elementary schools published in October 2011. “Our study finds that students in California’s middle schools are unprepared for and tired of science learning,” states Ardice Hartry, a researcher at the Lawrence Hall of Science at the University of California, Berkeley. “And unfortunately, middle school students are unlikely to have usage of high quality learning opportunities that engage them in the exploration and practice of science.”

The analysis shows that just 14 percent of middle school teachers provide a pattern of class room techniques that support regular engagement of students in the practices of research. The study shows that a major or reasonable challenge to science education as almost 40 percent of teachers view students’ insufficient interest, and almost half (47%) of principals report students’ insufficient preparation as a major or moderate problem. The problem of inadequate planning seems worse in schools serving low-income students. Forty percent of principals in universities in the lowest income quartile said lack of student preparation was a major problem, while only 6 planning was reported by percent of principals in the highest income quartile as a major problem.

The report also details challenges to teaching science at the middle school level. In addition to the insufficient preparation of students in elementary schools, class size, funding and insufficient usage of needed resources are cited as obstacles to science education. And while many middle school teachers have experienced access to professional development for teaching science, over fifty percent of teachers say more is needed.

“If science learning is likely to be a concern, it is imperative that California work to strengthen science education in elementary schools so that students will be prepared for and enthusiastic about the quest for science in middle school and beyond,” indicates Jacobson. ‘We must also build upon the existing strengths of our middle schools and address the problems they face in high quality is promoted by methods that learning opportunities in science.AAA

Neutral lock box

  By Rachel Weaver | May 7, 2012 - 4:56 pm | Locks, Security
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A simpler, more rational and practical alternative is for home owners to install and manage their own natural lockboxes. After all, managers are accountable for determining which providers offer services to their people, and they’ve an interest in enhancing fair competition among service providers. A natural lockbox is a centralized location where inside wiring can be attached to providers’ proprietary distribution systems.

A field is simple if it’s available for use by each company without interference from other providers. All home-run cables terminate at the neutral field, that is equipped with a cable tap for every single home-run line. A jumper extends from each wire tap through channel to a regional amazing lockbox owned by a company and from there to the riser cable. Each provider’s private key lock box is safe and available only by that service. The neutral field is also safe, and the property owner, may allow access by any company as needed. The incumbent company can’t block usage of wiring and doesn’t need to coordinate with other suppliers for conversion of customers. If your client of Provider A decides to move to Provider B’s service, Provider B’s technician opens the basic box, disconnects the customer’s home-run line from Provider’s jumper and reconnects it to a jumper resulting in Provider B’s box.

Of course, a simple lockbox does not eliminate all potential for abuse. An unethical provider could still maliciously remove clients from its competitor’s system. No system relating to the sharing of wiring may be simple. However, maliciously disconnecting a prospect would presumably constitute a material breach of contract with the property owner and expose the service to civil or criminal liability to its opponent. Still, a neutral lockbox reduces conflict over interior wiring at the demarcation point and thereby increases fair and open competition.

Some competitive companies’ significantly including DIRECTV have, to their credit, offered to use a neutral digital lockbox at any building served by multiple providers. Though these neutral boxes are installed at the aggressive provider’s price, they are owned and managed by the property owner. The basic lockbox strategy thus gifts a valuable chance for aggressive video programming suppliers to provide homeowners a real and lasting advantage while at the same time representing the provider’s commitment to fair competition.

How to study for a math test

  By Dawn Grytman | May 4, 2012 - 3:56 pm | Math, math tutorials
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If you’ve been doing the research right along, and finding questions answered before they fester, you should be in pretty good shape. But something is different between your homework and a test: In the research, you know virtually what type of problem every one is, since you just learned that form. In a test, several weeks worth of problem types are mixed together. You have to practice approaching problems where you don’t know up front what kind they are. How could you do this? If you’re lucky, your book includes a section of review problems, or a practice exam, with problem types all mixed. If not, request a classmate or your study buddy to place problems at you, and make sure you the different forms can be accepted by you.

Many students attempt to understand all the material in a workshop session the night prior to the test. While this may be partially effective where you’ve a lot of rote memory work, most of math is not memory work but selecting and recognizing patterns and implementing practical processes to problems. In other words, you’re being examined primarily on abilities, not on memorized facts. The only solution to understand any talent is to practice, and in math that means working some problems virtually every day. Most successful math students find that the best method is to do the research punctually, and then only do a final review the night ahead of the test. If you don’t know the product faster than the night before the examination, odds are you’re not planning to learn after that it. Attempt to reduce everything to one sheet of paper, and not by writing so little you need a microscope to read it. There’s surprisingly little to memorize in mathematics, which means that your cot sheet doesn’t must be very detailed. Most of what you’ll need to find out isn’t facts or formulas but methods. Why feel the exercise? Well, of course if your instructor enables you to make use of a crib sheet throughout tests the answer is clear. But even if you can’t make use of the crib sheet during the test, the act of which makes it up will arrange the material in your mind and help you it to be kept by you.