Your next discovery starts here

One question. Twelve ways in.

Explore motion, energy, waves, circuits, and light. Change something. Notice what follows.

12 experiments

Motion

Projectile motion

Launch a ball, trace its path, and see how angle and speed change its flight.

Launch an ideaPlay & explore
Motion

Position, velocity & acceleration

Connect a moving object to its position–time and velocity–time graphs.

Read the motionPlay & explore
Forces & energy

Force & friction

Balance a push against friction and discover when a block starts sliding.

Give it a pushAdjust & discover
Forces & energy

Energy on a ramp

Watch gravitational potential energy turn into kinetic energy on a frictionless ramp.

Trade height for speedPlay & explore
Waves

Pendulum explorer

Change length and gravity to discover what controls a pendulum’s period.

Find your rhythmPlay & explore
Waves

Spring oscillator

Explore how mass and stiffness set the rhythm of a spring, with a live energy exchange.

Stretch. Release. Repeat.Play & explore
Waves

Traveling wave explorer

Connect wavelength, frequency, wave speed, and particle motion on one traveling wave.

Catch a wavePlay & explore
Electricity

Ohm’s law & power

Explore how voltage and resistance determine current and electrical power.

Make the connectionAdjust & discover
Electricity

Series & parallel resistors

Compare equivalent resistance, branch currents, and voltage drops in two-resistor circuits.

Two paths, two storiesAdjust & discover
Optics

Refraction & total internal reflection

Change the incident angle and refractive indices to see a ray bend or reflect internally.

Bend a little lightAdjust & discover
Optics

Converging lens explorer

Move an object around a converging lens to compare real, virtual, upright, and inverted images.

Bring it into focusAdjust & discover
Forces & energy

Buoyancy & floating

Compare weight and buoyancy as an object displaces fluid, then find its floating level.

Sink or swim?Adjust & discover