Mini Challenges!
New inventive challenges posted each week
350
Secret Message
Invent a way to send a secret message
Top secret!
There are many ways to send secret messages! Whether you choose to communicate in code or use the element of surprise, think up a way to get your message across in a top secret way...
Check out some other challenges
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272
Flood help
Draw an invention that will help stop someone’s house from getting flooded
11
Pet-ercise
Draw a machine to exercise a pet indoors
167
Festive games
Invent your own festive game
205
Maker Challenge - Invent using automata!
Create an invention that transforms using movement
315
April 1st
Invent a device to play a prank on a friend!