Mini Challenges!
New inventive challenges posted each week
510
No hands
Invent a hands-free vehicle
Check out some other challenges
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552
Upgrade
Upgrade an existing invention
139
Roll with the waves
Draw a machine that harvests energy made by the seas waves
100
Leftovers
Invent a machine that recycles your leftover dinner
82
Keepin' cool
Design clothes for animals and people that helps to keep them cool in the heat
322
Rocket power
Draw a rocket that has everything you need for a space vacation!