Mini Challenges!
New inventive challenges posted each week
552
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Upgrade an existing invention
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549
Heat
Invent a device that generates heat
72
Super Bowl
Design a bowl that has an extra special use or function
28
Flight of the bumblebee
Design flying machines inspired by birds and insects
536
Goalie gloves
Invent special goalkeeper gloves
169
Winter wonderland
Invent goggles that turn the inside of a cupboard into a winter wonderland