Mini Challenges!
New inventive challenges posted each week
477
Coral reefs
Invent a way to help coral reefs
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28
Flight of the bumblebee
Design flying machines inspired by birds and insects
469
Smallest pony
Invent something for the worlds smallest pony!
103
Under pressure
Invent something that can reduce stress
397
Watch it
Invent an interesting watch
152
Hedgehog hotel
Design a hedgehog hotel, with all the comforts it needs