All lessons, in order. Each one teaches one idea and builds on the one before it. Free lessons are open to everyone. Locked lessons open with the full course.
Lessons
Level 1 · The Spark 600 BCE to 1831
Stillness Lessons 1 to 7
- 01The Beach at Miletusstatic electricityNext up
- 02The Two Kinds of Chargepositive and negative chargeFree
- 03The Inverse SquareCoulomb’s lawFree
- 04The Fieldthe electric fieldFree
- 05The PotentialvoltageFree
- 06The Conductor and the Insulatorconductors and insulatorsFree
- 07The Jar of LeydencapacitanceFree
Flow Lessons 8 to 9
Levels and ranks
Epistēmē · Greek for knowing why
Finish a level and you earn its rank in the Order of the Why.
- Level 1 · The Spark 600 BCE to 1831Initiate
- Level 2 · The Wave 1831 to 1897Adept
- Level 3 · The Quantum 1900 to todayKeeper of the Why