Mini Challenges!
New inventive challenges posted each week
411
Teacher's pet
Invent a teacher’s pet
Check out some other challenges
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306
Showing support
Invent something that shows support for another country or people
263
Hot car
Invent a tool that can be used to keep your car cool in hot weather
28
Flight of the bumblebee
Design flying machines inspired by birds and insects
549
Heat
Invent a device that generates heat
192
Speak in code
Invent a code and write your own secret message