Friday, January 13, 2012

Texas Instruments TI-84 Plus Silver Edition 84PLSE/CLM/1L1/BB Graphing Calculator

!±8± Texas Instruments TI-84 Plus Silver Edition 84PLSE/CLM/1L1/BB Graphing Calculator

Brand : Texas Instruments | Rate : | Price : $115.09
Post Date : Jan 13, 2012 21:17:26 | Usually ships in 24 hours

The TI-84 Plus Silver Edition graphing calculator comes with a USB cable, plenty of storage and operating memory, and lots of pre-loaded software applications (Apps) - all to help you gain an academic edge from pre-algebra through calculus, as well as biology, chemistry and physics. Key features: . USB cable included for downloading free Apps and games. Preloaded Periodic Table and Organizer software applications. FREE Download for SAT or ACT questions. Customizable color faceplates (available separately)NEW! TI-84 Plus operating system update This latest OS update features MathPrint . NEW Stat Wizards for selected commands and functions . FREE Download for MathPrint. Input and view math symbols, formulas and stacked fractions exactly as they appear in textbooks. Scroll the history of calculations and quickly recall input/output . Fraction math with easy-to-use templates. Trace a function using each fraction listed (or those you define) as the step sizes. Choose how you prefer to view calculations on screen: as decimals or fractions . Choose different display modes that include: n/d Un/d, Answer: AUTO DEC FRAC, GOTO FORMAT GRAPH: NO YES, STAT DIAGNOSTICS: OFF ONFREE! test prep practice questions TI and The Princeton Review have come together to provide students with a complete college preparation resource. Download free SAT or ACT questions on your TI graphing calculator and get test-ready to perform your best. Find what you need TI graphing calculators are learning tools designed to help students visualize concepts and make connections in math and science. Take a look at the TI Calculator Comparison Chart to find which model fits your needs. New App makes entering easier You can now see and enter math problems in your TI graphing calculator just like they appear in your textbooks. Download the free Zoom Math Starter Edition - App4Math App by I.Q. Joe to your TI-83 Plus or TI-84 Plus family calculator.

  • Graphing Calculator
  • Preloaded Periodic Table
  • Latest OS features MathPrint software

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Tuesday, January 3, 2012

Growing in Math Skills While Growing Up

!±8± Growing in Math Skills While Growing Up

Mathematics is one of the most crucial skills for a person almost anywhere in the world today. Mathematics is the bedrock for fields such as science, engineering, business, and technology. Whereas 200 years ago the main gateway skill for success in life was reading, today, math has become just as critical as reading for success in the world. Skill in mathematics translates to skill in computers and technology. But what's the trajectory for learning mathematics? How do children grow up to learn it?

In early years, children's mathematical learning is primarily confined to number sense. Number skills that are taken for granted in older children are noticeably absent in younger kids. While a young child may be able to mimic counting from 1 to 10, in most cases they don't really understand what those numbers mean. Younger children typically can't usually distinguish between groups of objects with similar numbers, such as 8 pennies versus 9 pennies. It's actually believed that humans are born to learn with a logarthmic sense of number, meaning it's natural for us to distinguish between 1, 2, 4, 8, etc., but not between 100 and 101. That's a skill that has to be taught.

As kids start in school and continue through elementary school, their numerical and mathematical skills get more concrete. As we are living in a base 10 world, students spend much of their time learning arithmetic (addition, subtraction, multiplication, and division) of the base 10 number system. Most children also learn best visually at this age. That is why you will see many classrooms utilizing tools such as base 10 blocks to learn the base 10 system, manipulatives to learn fractions, and the number line to learn positive and negative numbers. Kids also start to learn geometry skills. Again, these tend to be more concrete in nature, such as learning how to measure, the names and dimensions of shapes, even tessellations.

As students move into puberty and beyond, there ability to think abstractly grows substantially. For many students, middle school is the time that abstract thinking becomes easier to grasp. For others, it's not until high school. That's why many schools offer kids both the opportunity to take beginning algebra either in middle school or high school. As a young person's ability to understand the abstract grows, they can better grasp the concept of an unknown or variable. This gives them the capability to solve a variety of algebra problems such as solving equations. In American high schools, it's common to follow first year algebra with a year of proof-based geometry. The idea is that students are now capable of more advanced logical reasoning skills necessary for proofs. While some students enjoy the experience more than others, there's no doubt this same kind of logical reasoning is common to the sciences, computer programming, the law, and more.

As students finish high school and move into college, they take a variety of paths with their mathematical "careers." While some may only have to take a single general education math course, many others start learning a specific set of skills focused on their career. This could be anything from the advanced calculus and differential equations of engineering to the statistics necessary for a business career. Regardless of which direction they go, students will build on their early foundations of number sense, geometry, and abstract reasoning skills.


Growing in Math Skills While Growing Up

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