Clementoni 59302 Action & Reaction - Starter Kit

Exciting Science: This construction kit teaches young explorers the principle of action and reaction in a fun way by creating, demolishing and rebuilding hectic chain reactions.
Non-stop fun: Included instructions with illustrations guide you step-by-step through difficulty levels, allowing your child to work independently or together with building enthusiasts of the same age.
The track is designed to be enlarged by even household items such as books or bowls - this provides hours of fun in the children's room.
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8A+