Mini Challenges!
New inventive challenges posted each week
552
Upgrade
Upgrade an existing invention
Check out some other challenges
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548
Lucky
Invent a way to turn your luck around
51
Star living
Design A home For living in space
291
Habitats
Invent and draw man made habitats that will increase biodiversity in a garden
313
Study buddy
Invent a tool to make studying easier
28
Flight of the bumblebee
Design flying machines inspired by birds and insects