An interactive, mathematics-first path through classical mechanics — from vectors and Newton's laws to gyroscopes, chaos, and counterintuitive puzzles. Each section below groups a set of related subtopics as tabs; pick a section to see what it covers.
Units, vectors, coordinate systems, reference frames, free-body diagrams.
5 subtopicsConstant velocity, constant acceleration, free fall, projectile motion, relative motion.
5 subtopicsInertia, F = ma, action-reaction, friction, inclined planes, tension.
6 subtopicsWork-energy theorem, potential energy, conservation of energy, power, roller coasters.
7 subtopicsMomentum, impulse, collisions, center of mass, ballistic pendulum.
5 subtopicsMechanical advantage, levers, pulleys, inclined planes/wedges, screws, gears.
6 subtopicsUniform circular motion, banked curves, vertical circles, gravitation, orbits.
5 subtopicsAngular kinematics, torque, moment of inertia, rotational energy, rolling, angular momentum.
6 subtopicsSimple harmonic motion, pendulums, damping, driven oscillations, resonance, coupled oscillators.
6 subtopicsDouble cone uphill, spool paradox, rolling race, chain fountain, brachistochrone, and more.
12 subtopicsBowling, bicycles, roller coasters, bridge resonance, bows, catapults.
6 subtopics