PhET Interactive Simulations

Alpha Decay	Area Builder	Area Model Algebra
Area Model Decimals	Area Model Multiplication	Arithmetic
Balancing Act	Balancing Chemical Equations	Balloons & Buoyancy
Balloons and Static Electricity	Battery-Resistor Circuit	Battery Voltage
Bending Light	Blackbody Spectrum	Build a Fraction
Build a Molecule	Build an Atom	Buoyancy
Capacitor Lab	Capacitor Lab: Basics	Charges And Fields
Circuit Construction Kit (AC+DC)	Circuit Construction Kit (AC+DC), Virtual Lab	Circuit Construction Kit: DC
Circuit Construction Kit: DC - Virtual Lab	Collision Lab	Color Vision
Concentration	Curve Fitting	Density
Eating & Exercise	Electric Field Hockey	Energy Forms and Changes
Energy Skate Park	Energy Skate Park: Basics	Equality Explorer
Equality Explorer: Basics	Equality Explorer: Two Variables	Estimation
Expression Exchange	Faraday's Electromagnetic Lab	Faraday's Law
Forces and Motion	Forces and Motion: Basics	Forces in 1 Dimension
Fraction Matcher	Fractions: Equality	Fractions: Mixed Numbers
Fractions: Intro	Friction	Function Builder
Function Builder: Basics	Gas Properties	Generator
Geometric Optics	Glaciers	Graphing Lines
Graphing Quadratics	Graphing Slope-Intercept	Gravity And Orbits
Gravity Force Lab	The Greenhouse Effect	Isotopes and Atomic Mass
John Travoltage	Ladybug Motion 2D	Ladybug Revolution
Lasers	Lunar Lander	Magnet and Compass
Magnets and Electromagnets	Masses & Springs	Masses and Springs: Basics
Maze Game	Membrane Channels	Microwaves
Molecules and Light	Molecule Shapes: Basics	Motion in 2D
The Moving Man	Natural Selection	Nuclear Fission
Ohm's Law	Pendulum Lab	pH Scale
pH Scale: Basics	Plate Tectonics	Plinko Probability
Projectile Motion	Proportion Playground	Radioactive Dating Game
Radio Waves & Electromagnetic Fields	Ramp: Forces and Motion	Reactants, Products and Leftovers
Resistance in a Wire	Salts & Solubility	Signal Circuit
Sound	States of Matter: Basics	Sugar and Salt Solutions
Torque	Under Pressure	Unit Rates
Vector Addition	Wave Interference	Wave on a String