Reading order
What to read first, and what it unlocks
These 6 concepts assume nothing — any of them is a place to start. Pick a system for the full path through it.
- 1
Start here — nothing else assumed
6 concepts- Current Is Not Used Up
Not written yet.
- Motion Does Not Require a Force
That a moving object must have a force acting on it, and that when the force is 'used up' the object stops — the medieval impetus theory, which most students hold walking into their first mechanics class and many still hold walking out.
- Heavier Does Not Fall Faster
Not written yet — 1 published lesson already depends on it.
- The Truck and the Car Feel the Same Force
Not written yet — 1 published lesson already depends on it.
- Heat Is Not Temperature
Not written yet.
- The Medium Sets the Wave Speed
Not written yet.
- Current Is Not Used Up