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2. Little Professor - Wikipedia

   en.wikipedia.org/wiki/Little_Professor

   Little Professor. Little Professor with accompanying booklet. The Little Professor is a backwards-functioning calculator designed for children ages 5 to 9. Instead of providing the answer to a mathematical expression entered by the user, it generates unsolved expressions and prompts the user for the answer. [1]

3. Calculator - Wikipedia

   en.wikipedia.org/wiki/Calculator

   An electronic pocket calculator with a seven-segment liquid-crystal display (LCD) that can perform arithmetic operations. A modern scientific calculator with an LCD. An electronic calculator is typically a portable electronic device used to perform calculations, ranging from basic arithmetic to complex mathematics .

4. Trachtenberg system - Wikipedia

   en.wikipedia.org/wiki/Trachtenberg_system

   Trachtenberg system. The Trachtenberg system is a system of rapid mental calculation. The system consists of a number of readily memorized operations that allow one to perform arithmetic computations very quickly. It was developed by the Russian engineer Jakow Trachtenberg in order to keep his mind occupied while being in a Nazi concentration ...

5. Calculator added up to fun for a math phobic kid in the ... - AOL

   www.aol.com/calculator-added-fun-math-phobic...

   Mark J. Price, Beacon Journal reporter. The Texas Instruments TI-30 retailed for $24.95 (about $130 today) and operated on a 9-volt battery. It had a red, eight-digit display and offered such ...

6. These Calculators Make Quick Work of Standard Math ... - AOL

   www.aol.com/best-calculators-students...

   FX-9750II Graphing Calculator. One of our favorite graphing calculators, the Casio FX-9750II offers a lot of machine for the money. It can handle the needs of most students all the way through ...

7. Mathcounts - Wikipedia

   en.wikipedia.org/wiki/Mathcounts

   Mathcounts, stylized as MATHCOUNTS, is a non-profit organization that provides grades 6-8 extracurricular mathematics programs in all U.S. states, plus the District of Columbia, Puerto Rico, Guam and U.S. Virgin Islands. Its mission is to provide engaging math programs for middle school students of all ability levels to build confidence and ...

8. Scott Flansburg - Wikipedia

   en.wikipedia.org/wiki/Scott_Flansburg

   Scott Flansburg. Scott Flansburg (born December 28, 1963) is an American dubbed "The Human Calculator" and listed in the Guinness Book of World Records for speed of mental calculation. He is the annual host and ambassador for The National Counting Bee, a math educator, and media personality. He has published the books Math Magic and Math Magic ...

9. American Mathematics Competitions - Wikipedia

   en.wikipedia.org/wiki/American_Mathematics...

   The American Mathematics Competitions (AMC) are the first of a series of competitions in secondary school mathematics that determine the United States of America's team for the International Mathematical Olympiad (IMO). The selection process takes place over the course of roughly five stages.