Mini Challenges!
New inventive challenges posted each week
187
5-a-day
Invent a tool that will help you to get your 5-a-day
Check out some other challenges
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552
Upgrade
Upgrade an existing invention
28
Flight of the bumblebee
Design flying machines inspired by birds and insects
82
Keepin' cool
Design clothes for animals and people that helps to keep them cool in the heat
9
Is anybody there?
Draw or make something to help LONELY people
166
Snowman in summer
Invent a way to make a snowman last all year