For teens (13–18):
Build something out of this world.
The largest STEM challenge of the summer — code personal projects and win free prizes.
For all teens aged 13–18.
How it works
Build projects
Build websites, games, apps, electronics, or any other open-source project that can be shared to showcase your skill.
Earn prizes
Redeem your stars for awesome prizes like raspberry pis, server hosting, 3d printers, and more to fuel your next creation.