PhET Interactive Simulations

Acid-Base Solutions	Area Builder	Arithmetic
Atomic Interactions	Balancing Act	Balancing Chemical Equations
Balloons and Static Electricity	Beer's Law Lab	Bending Light
Build an Atom	Charges And Fields	Color Vision
Concentration	Energy Skate Park: Basics	Faraday's Law
Forces and Motion: Basics	Fraction Matcher	Friction
Function Builder	Function Builder: Basics	Graphing Lines
Gravity And Orbits	Gravity Force Lab	Hooke's Law
Isotopes and Atomic Mass	John Travoltage	Least-Squares Regression
Make a Ten	Molarity	Molecules and Light
Molecule Shapes	Molecule Shapes: Basics	Neuron
Ohm's Law	pH Scale	pH Scale: Basics
Plinko Probability	Proportion Playground	Reactants, Products and Leftovers
Resistance in a Wire	Rutherford Scattering	States of Matter
States of Matter: Basics	Trig Tour	Under Pressure
Unit Rates	Wave on a String