Mini Challenges!
New inventive challenges posted each week
196
Happy invention
Invent something that would make your friend feel happy
Check out some other challenges
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2
Secret door
Imagine a secret door in your home that leads to a magical place. Draw the door and the place
549
Heat
Invent a device that generates heat
152
Hedgehog hotel
Design a hedgehog hotel, with all the comforts it needs
28
Flight of the bumblebee
Design flying machines inspired by birds and insects
398
Monarch butterfly
Invent a home for monarch butterflies