Mini Challenges!
New inventive challenges posted each week
311
Spring clean
Invent something to help you with spring cleaning
Check out some other challenges
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28
Flight of the bumblebee
Design flying machines inspired by birds and insects
149
Tree decoration
Invent a Christmas tree decoration that has an extra special function
224
Amazing beaver dam
Draw an amazing dam for a beaver
375
Make art
Invent an art making tool
537
Kinetic
Invent something that uses kinetic energy