Mini Challenges!
New inventive challenges posted each week
321
Land and sea
Invent a vehicle that can travel over land and sea
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347
Q and A
Invent something that can answer your questions
72
Super Bowl
Design a bowl that has an extra special use or function
487
Rescue animal
Draw a rescue animal
28
Flight of the bumblebee
Design flying machines inspired by birds and insects
103
Under pressure
Invent something that can reduce stress