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Brainstring Puzzle
Brainstring Puzzle
Brainstring Puzzle
Brainstring Puzzle
Brainstring Puzzle
Brainstring Puzzle
Brainstring Puzzle
Brainstring Puzzle

Brainstring Puzzle

£17.99

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Four groups of different coloured strings that can move up, down and around all six sides of a polycarbonate shell. Can you untie the knot? Or tie another? And what beautiful symmetries will you create whilst you try?

Comes boxed.
Recommended age range: 9+

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