Let's Build a City
Send a picture of the city you created and let us know how you used engineering ideas in the process!
Download Guide
Collect Badge
Table of contents
Instructions
Step 1
Send a picture of the city you created and let us know how you used engineering ideas in the process!
Final steps
You're almost there! Complete all the steps, bring your creation to life, post it, and conquer the challenge!
Complete & Share
Get 7 days of DIY for FREE!