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Swap the blocks Activity

by David, 26 May 2021 | 1 comments

Six squares drawn in a grid, two end squares are coloured, one red, one blue. There are tiles on five of the six squares.

Here’s a puzzle that’s easy to set up, but surprisingly tricky to solve. See if you can swap two counters just by sliding them!

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Sierpinski counters Activity

by David, 24 February 2016 | 0 comments

A sierpinski triaingle.

Follow a few simple rules, and an amazing Sierpinski pattern will appear.

Continue reading Sierpinski counters

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