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Ben's class were cutting up number tracks. First they cut them into twos and added up the numbers on each piece. What patterns could they see?
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The large rectangle is divided into a series of smaller quadrilaterals and triangles. Can you untangle what fractional part is represented by each of the shapes?
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Can you select the missing digit(s) to find the largest multiple?
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In this activity, the computer chooses a times table and shifts it. Can you work out the table and the shift each time?
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What does this number mean? Which order of 1, 2, 3 and 4 makes the highest value? Which makes the lowest?
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Each light in this interactivity turns on according to a rule. What happens when you enter different numbers? Can you work out the rule for each light?
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There are six numbers written in five different scripts. Can you sort out which is which?
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What would you do if your teacher asked you add all the numbers from 1 to 100? Find out how Carl Gauss responded when he was asked to do just that.
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Two polygons fit together so that the exterior angle at each end of their shared side is 81 degrees. If both shapes now have to be regular could the angle still be 81 degrees?
