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Resources tagged with Creating expressions/formulae similar to Nim-7:

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Broad Topics > Algebra > Creating expressions/formulae

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Finding 3D Stacks

Age 7 to 11 Challenge Level:

Can you find a way of counting the spheres in these arrangements?

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Price Match

Age 7 to 11 Challenge Level:

Can you find pairs of differently sized windows that cost the same?

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Diagonal Sums

Age 7 to 11 Challenge Level:

In this 100 square, look at the green square which contains the numbers 2, 3, 12 and 13. What is the sum of the numbers that are diagonally opposite each other? What do you notice?