PheT Interactives
"Overview: Simulate the original experiment that proved that electrons can behave as waves. Watch electrons diffract off a crystal of atoms, interfering with themselves to create peaks and troughs of probability. Subject: Physics Level: High School Material T...
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Featured STEM Providers
Equation Grapher
"Overview: Learn about graphing polynomials. The shape of the curve changes as the constants are adjusted. View the curves for the individual terms (e.g. y=bx ) to see how they add to generate the polynomial curve. Subj...
System of Equations - PhET Interactive Simulations
"Overview: Explore what it means for a mathematical statement to be balanced or unbalanced by interacting with integers and variables on a balance. Find multiple ways to balance x and y to build a system of equations. S...
Beer's Law Lab
"Overview: The PhET project at the University of Colorado creates ""fun, interactive, research-based simulations of physical phenomena."" This particular one deals with Beer's Law. ""The thicker the glass, the darker the...
Fractions: Intro
"Overview: Explore fractions while you help yourself to 1/3 of a chocolate cake and wash it down with 1/2 a glass of orange juice! Create your own fractions using fun interactive objects. Match shapes and numbers to earn...
Fraction Matcher
"Overview: Match shapes and numbers to earn stars in this fractions game. Challenge yourself on any level you like. Try to collect lots of stars! The main topics of this interactive simulation include fractions, equivale...
Faraday's Electromagnetic Lab
"Overview: Play with a bar magnet and coils to learn about Faraday's law. Move a bar magnet near one or two coils to make a light bulb glow. View the magnetic field lines. A meter shows the direction and magnitude of the...
The Greenhouse Effect
"Overview: How do greenhouse gases affect the climate? Explore the atmosphere during the ice age and today. What happens when you add clouds? Change the greenhouse gas concentration and see how the temperature changes. T...
Circuit Construction Kit (DC Only), Virtual Lab
"Overview: Build circuits with resistors, light bulbs, batteries, and switches and take measurements with laboratory equipment like the realistic ammeter and voltmeter. Subject: Electronic Technology Level: High School...
States of Matter
"Overview: Watch different types of molecules form a solid, liquid, or gas. Add or remove heat and watch the phase change. Change the temperature or volume of a container and see a pressure-temperature diagram respond in...
Circuit Construction Kit (DC Only)
"Overview: An electronics kit in your computer! Build circuits with resistors, light bulbs, batteries, and switches. Take measurements with the realistic ammeter and voltmeter. View the circuit as a schematic diagram, or...
Ohm's Law
"Overview: See how the equation form of Ohm's law relates to a simple circuit. Adjust the voltage and resistance, and see the current change according to Ohm's law. The sizes of the symbols in the equation change to matc...
My Solar System
"Overview: Build your own system of heavenly bodies and watch the gravitational ballet. With this orbit simulator, you can set initial positions, velocities, and masses of 2, 3, or 4 bodies, and then see them orbit each...
Salts & Solubility
"Overview: Add different salts to water, then watch them dissolve and achieve a dynamic equilibrium with solid precipitate. Compare the number of ions in solution for highly soluble NaCl to other slightly soluble salts....
pH Scale (AR)
"Overview: Test the pH of things like coffee, spit, and soap to determine whether each is acidic, basic, or neutral. Visualize the relative number of hydroxide ions and hydronium ions in solution. Switch between logarith...
Eating & Exercise
"Overview: How many calories are in your favorite foods? How much exercise would you have to do to burn off these calories? What is the relationship between calories and weight? Explore these issues by choosing diet and...
Circuit Construction Kit (AC+DC), Virtual Lab
"Overview: Build circuits with capacitors, inductors, resistors and AC or DC voltage sources, and inspect them using lab instruments such as voltmeters and ammeters. Subject: Electronic Technology Level: High School Mat...
Arithmetic Workout
"Overview: Brush up on your multiplication, division, and factoring skills with this interactive multiplication chart. Three levels and timed or untimed options are available. Subject: Mathematics Level: High School Mat...
Fraction Matcher (AR)
"Overview: Match shapes and numbers to earn stars in this fractions game. Challenge yourself on any level you like. Try to collect lots of stars! The main topics of this interactive simulation include fractions, equivale...
Atomic Interactions
"Overview: Explore the interactions between various combinations of two atoms. Turn on the force arrows to see either the total force acting on the atoms or the individual attractive and repulsive forces. Try the ""Adjus...
Projectile Motion (AR)
"Overview: Blast a Buick out of a cannon! Learn about projectile motion by firing various objects. Set the angle, initial speed, and mass. Add air resistance. Make a game out of this simulation by trying to hit a target....