31 interactive experiments in Physics.

Discover torque and rotational equilibrium

Introduction to floating, sinking, and buoyant force

Explore Archimedes' Principle with different fluids

Why objects curve instead of fly off

Measure mass and volume to determine density

Observe frequency shifts as source and observer move relative to each other

Visualize fields from point charges in 3D

Explore energy conservation on a skate ramp

Push objects and observe Newton's laws in action

Build any wave by adding sine components

Measure static and kinetic friction coefficients

Discover how mass and distance affect gravitational force

Model planetary motion and orbital mechanics

Discover the relationship between spring force and extension

Explore planetary motion with three fundamental laws

Interpret position-time and velocity-time graphs for uniform acceleration

Introductory spring oscillation — no damping or driving

Explore oscillation, damping, and resonance

Conservation of momentum in elastic and inelastic collisions

Build and simulate your own multi-body solar system

Coupled oscillators and standing wave patterns

Measure period and explore pendulum dynamics

Explore atmospheric and fluid pressure

Collect and analyze real projectile motion data

Angular momentum, moment of inertia, and spinning objects

Springs, pendulums, and oscillation

Add vectors graphically and by components

Superposition, standing waves, and double-slit patterns

Explore transverse waves, reflection, and standing waves

Introduction to wave properties with sound and water waves

Net work equals change in kinetic energy on inclined surfaces