We use cookies to help make our website better. We'll assume you're OK with this if you continue. You can change your Cookie Settings any time.

Cookie SettingsOK
Take a Mini Challenge!
Upload ideas!

Mini Challenges!

New inventive challenges posted each week

525

Natures home

Design a house grown from nature
Random challenge

Check out some other challenges

478

Clean clothes

Invent something to help you clean your clothes
492

Communicate

Invent a way to communicate without speaking
548

Lucky

Invent a way to turn your luck around
490

You've got mail!

Invent a new way to deliver mail
423

Senses

Invent a way to enhance a sense
Want to find something specific?
See all challenges
Subscribe to our Mini Challenges emails
Send your own challenge for us to consider and publish
Submit your own Challenge