Mini Challenges!
New inventive challenges posted each week
477
Coral reefs
Invent a way to help coral reefs
Check out some other challenges
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548
Lucky
Invent a way to turn your luck around
72
Super Bowl
Design a bowl that has an extra special use or function
189
Cell talk
Invent a new way for cells to talk to each other
28
Flight of the bumblebee
Design flying machines inspired by birds and insects
354
Happy holiday
Invent something useful to take on holiday