// electronics 101 · free interactive course

Every electronics concept you need to build the Smart Cart

Zero experience needed. Twelve short lessons with hands-on simulators and checkpoint quizzes take you from "what is a volt?" to confidently wiring, soldering, and troubleshooting your own cart at home — then prove it on the final test.

Start Lesson 1 ↓ Skip to the final test I'm ready to build →
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