Mini Challenges!
New inventive challenges posted each week
237
Green turtle eggs
Invent a device to help keep a green turtles egg cool
Check out some other challenges
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549
Heat
Invent a device that generates heat
271
Off to school!
Draw an invention that makes walking to school more fun
399
Cat day
Make a cat-themed invention
356
New discoveries
Invent something to help a scientist
28
Flight of the bumblebee
Design flying machines inspired by birds and insects