Chapter 4: Surface Return

Day 20: Creative Day 4

Creative Day! Use 7-segment displays, shift registers, rotary encoders, and display drivers from Week 4 to build your own display project — a counter, timer, or navigation readout.

This lesson needs a free account. Sign in to keep going · About the course

A lesson from 30 Days Lost in Space (31 filmed lessons (Day 0 to Day 30), about 10 hours of video), taught by Dr. Greg Lyzenga, a Harvey Mudd College physics professor and NASA JPL scientist.

The video lessons are free to watch. Get the kit at craftingtable.com — $60 (sale price through November 1, 2026; regularly $97). 30-day returns.