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2. Number Sense (UIL) - Wikipedia

   en.wikipedia.org/wiki/Number_Sense_(UIL)

   Since Number Sense is designed to test students' mental math abilities, no calculators or scratch paper can be used during competition. In order for a question to be scored as correct the exact answer must be given (no allowance for rounding), except where the question is preceded by an asterisk, in which case for the question to be scored as ...

3. Cognitive acceleration - Wikipedia

   en.wikipedia.org/wiki/Cognitive_acceleration

   Using the CA approach in teaching primary and secondary maths, known as CAME, produced similar results. [3] Later development extended the range of lesson activities in primary science from the Foundation Stage through to year 5. Currently under development are activities for English at Key Stage 3.

4. Mental calculation - Wikipedia

   en.wikipedia.org/wiki/Mental_calculation

   The first Mental Calculations World Championship took place in 1998. This event repeats every year and now occurs online. It consists of a range of different tasks such as addition, subtraction, multiplication, division, irrational and exact square roots, cube roots and deeper roots, factorizations, fractions, and calendar dates. [8]

5. Exercise (mathematics) - Wikipedia

   en.wikipedia.org/wiki/Exercise_(mathematics)

   J. C. Maxwell explained how exercise facilitates access to the language of mathematics: [6] As mathematicians we perform certain mental operations on the symbols of number or quantity, and, proceeding step by step from more simple to more complex operations, we are enabled to express the same thing in many different forms.

6. Trachtenberg system - Wikipedia

   en.wikipedia.org/wiki/Trachtenberg_system

   Rapid mental computation system as a tool for algorithmic thinking of elementary school students development. European Researcher 25(7): 1105–1110, 2012 [1] . The Trachtenberg Speed System of Basic Mathematics by Jakow Trachtenberg, A. Cutler (Translator), R. McShane (Translator), was published by Doubleday and Company, Inc. Garden City, New ...

7. Mathematical Kangaroo - Wikipedia

   en.wikipedia.org/wiki/Mathematical_Kangaroo

   In Canada, math contest clubs for elementary school children teach "questions typical of the Math Kangaroo contest", starting with those with a visual component and helping to develop logic and spatial reasoning. [9] Students in Pakistan took part for the first time in 2005, the numbers increasing each year since. [10]