Math puzzle up to 20 - set of 4

Math puzzle up to 20 - set of 4
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Article number: E523380
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Description

Practise addition and subtraction up to 20 in a playful way by making the math puzzles. The puzzles have an increase in degree of difficulty. Contents: 4 wooden math puzzles up to 20; 24 or 35 wooden jigsaw pieces.