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It is one of the UIL's oldest academic competitions: the first state title was awarded in 1943. Number Sense is designed to test students' mental math abilities (i.e., their ability to solve math problems without the aid of calculators or scratch paper).
Barbara Jean Bestgen Reys (born 1953) [1] is an American mathematics educator known for her research in number sense and mental calculation, for her mathematics textbooks, and for her leadership in developing curriculum standards for elementary school mathematics education. [2]
Researchers consider number sense to be of prime importance for children in early elementary education, and the National Council of Teachers of Mathematics has made number sense a focus area of pre-K through 2nd grade mathematics education. [7] An active area of research is to create and test teaching strategies to develop children's number sense.
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The order of the natural numbers shown on the number line. A number line is a graphical representation of a straight line that serves as spatial representation of numbers, usually graduated like a ruler with a particular origin point representing the number zero and evenly spaced marks in either direction representing integers, imagined to extend infinitely.
Sense of direction can be measured with the Santa Barbara Sense-of-Direction Scale, [4] a self-assessed psychometric test designed in 2002. [5] This scale has been used to study sense of direction in many contexts, such as driving. [6] It is a standardized self-report measure that assesses an individual's sense of direction. It consists of 27 ...