Mini Challenges!
New inventive challenges posted each week
470
Sun energy
Invent a new way to make energy from the sun
Check out some other challenges
Prev
Next
2
Secret door
Imagine a secret door in your home that leads to a magical place. Draw the door and the place
28
Flight of the bumblebee
Design flying machines inspired by birds and insects
548
Lucky
Invent a way to turn your luck around
376
Special specs
Invent a special pair of glasses
549
Heat
Invent a device that generates heat