For years, Rutgers physicist David Shih solved Rubik's Cubes with his children, twisting the colorful squares until the ...

Teachers can use these questions to draw students out and get worthwhile formative assessment responses to guide instruction.

Percentages are a way to represent a proportion of a number or a shape. Proportion tells you how much of one thing there is in relation to the whole. The word per cent means 'out of 100', so a ...

Volume is the amount of space occupied by a solid, liquid or a shape. The volume of cubes and cuboids can be measured in cubic centimetres (cm³) and metres (m³). The volume of a shape can also be ...

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