Offline Access
Full Install
The full PhET Offline Website Installer package installs a copy of the PhET website onto your computer. We provide installer packages for Windows, Mac, and Linux. Request an English version of our offline installer here..
One at a Time
| Acid-Base Solutions |
 HTML5
|
Java
|
|
| Alpha Decay |
Java
|
||
| Area Builder |
HTML5
|
||
| Area Model Algebra |
HTML5
|
||
| Area Model Decimals |
HTML5
|
||
| Area Model Introduction |
HTML5
|
||
| Area Model Multiplication |
HTML5
|
||
| Arithmetic |
HTML5
|
Flash
|
|
| Atomic Interactions |
HTML5
|
Java
|
|
| Balancing Act |
HTML5
|
Java
|
|
| Balancing Chemical Equations |
HTML5
|
Java
|
|
| Balloons & Buoyancy |
Java
|
||
| Balloons and Static Electricity |
HTML5
|
Java
|
|
| Band Structure |
Java
|
||
| Battery-Resistor Circuit |
Java
|
||
| Battery Voltage |
Java
|
||
| Beer's Law Lab |
HTML5
|
Java
|
|
| Bending Light |
HTML5
|
Java
|
|
| Beta Decay |
Java
|
||
| Blackbody Spectrum |
HTML5
|
Flash
|
|
| Build a Fraction |
HTML5
|
Java
|
|
| Build a Molecule |
Java
|
||
| Build an Atom |
HTML5
|
Java
|
|
| Buoyancy |
Flash
|
||
| Calculus Grapher |
Flash
|
||
| Capacitor Lab |
Java
|
||
| Capacitor Lab: Basics |
HTML5
|
||
| Charges and Fields |
HTML5
|
Flash
|
|
| Circuit Construction Kit: DC |
HTML5
|
||
| Circuit Construction Kit (DC Only) |
Java
|
||
| Circuit Construction Kit: DC - Virtual Lab |
HTML5
|
||
| Circuit Construction Kit (DC Only), Virtual Lab |
Java
|
||
| Circuit Construction Kit (AC+DC) |
Java
|
||
| Circuit Construction Kit (AC+DC), Virtual Lab |
Java
|
||
| Collision Lab |
Flash
|
||
| Color Vision |
HTML5
|
Java
|
|
| Concentration |
HTML5
|
Java
|
|
| Conductivity |
Java
|
||
| Coulomb's Law |
HTML5
|
||
| Curve Fitting |
Flash
|
||
| Davisson-Germer: Electron Diffraction |
Java
|
||
| Density |
Flash
|
||
| Diffusion |
HTML5
|
||
| Double Wells and Covalent Bonds |
Java
|
||
| Eating & Exercise |
Java
|
||
| Electric Field Hockey |
Java
|
||
| Electric Field of Dreams |
Java
|
||
| Energy Forms and Changes |
HTML5
|
Java
|
|
| Energy Skate Park |
Java
|
||
| Energy Skate Park: Basics |
HTML5
|
Java
|
|
| Equality Explorer |
HTML5
|
||
| Equality Explorer: Basics |
HTML5
|
||
| Equality Explorer: Two Variables |
HTML5
|
||
| Equation Grapher |
Flash
|
||
| Estimation |
Flash
|
||
| Expression Exchange |
HTML5
|
||
| Faraday's Electromagnetic Lab |
Java
|
||
| Faraday's Law |
HTML5
|
Flash
|
|
| Fluid Pressure and Flow |
Java
|
||
| Forces and Motion |
Java
|
||
| Forces and Motion: Basics |
HTML5
|
Java
|
|
| Forces in 1 Dimension |
Java
|
||
| Fourier: Making Waves |
Java
|
||
| Fraction Matcher |
HTML5
|
Java
|
|
| Fractions: Equality |
HTML5
|
||
| Fractions: Intro |
HTML5
|
||
| Fractions Intro |
Java
|
||
| Fractions: Mixed Numbers |
HTML5
|
||
| Friction |
HTML5
|
Flash
|
|
| Function Builder |
HTML5
|
||
| Function Builder: Basics |
HTML5
|
||
| Gases Intro |
HTML5
|
||
| Gas Properties |
HTML5
|
Java
|
|
| Gene Expression Essentials |
HTML5
|
||
| Gene Expression - The Basics |
Java
|
||
| Gene Machine: The Lac Operon |
Java
|
||
| Generator |
Java
|
||
| Geometric Optics |
Flash
|
||
| Glaciers |
Java
|
||
| Graphing Lines |
HTML5
|
Java
|
|
| Graphing Quadratics |
HTML5
|
||
| Graphing Slope-Intercept |
HTML5
|
||
| Gravity And Orbits |
HTML5
|
||
| Gravity and Orbits |
Java
|
||
| Gravity Force Lab |
HTML5
|
Java
|
|
| The Greenhouse Effect |
Java
|
||
| Hooke's Law |
HTML5
|
||
| Isotopes and Atomic Mass |
HTML5
|
Java
|
|
| John Travoltage |
HTML5
|
Java
|
|
| Ladybug Motion 2D |
Java
|
||
| Ladybug Revolution |
Java
|
||
| Lasers |
Java
|
||
| Least-Squares Regression |
HTML5
|
||
| Lunar Lander |
Flash
|
||
| Magnet and Compass |
Java
|
||
| Magnets and Electromagnets |
Java
|
||
| Make a Ten |
HTML5
|
||
| Masses and Springs |
HTML5
|
||
| Masses & Springs |
Flash
|
||
| Masses and Springs: Basics |
HTML5
|
||
| Maze Game |
Java
|
||
| Membrane Channels |
Java
|
||
| Microwaves |
Java
|
||
| Models of the Hydrogen Atom |
Java
|
||
| Molarity |
HTML5
|
Java
|
|
| Molecular Motors |
Java
|
||
| Molecule Polarity |
HTML5
|
Java
|
|
| Molecules and Light |
HTML5
|
Java
|
|
| Molecule Shapes |
HTML5
|
Java
|
|
| Molecule Shapes: Basics |
HTML5
|
Java
|
|
| Motion in 2D |
Java
|
||
| The Moving Man |
Java
|
||
| My Solar System |
Flash
|
||
| Natural Selection |
Java
|
||
| Neon Lights & Other Discharge Lamps |
Java
|
||
| Neuron |
HTML5
|
Java
|
|
| Normal Modes |
Flash
|
||
| Nuclear Fission |
Java
|
||
| Ohm's Law |
HTML5
|
Flash
|
|
| Optical Quantum Control |
Java
|
||
| Optical Tweezers and Applications |
Java
|
||
| Pendulum Lab |
HTML5
|
Flash
|
|
| Photoelectric Effect |
Java
|
||
| pH Scale |
HTML5
|
Java
|
|
| pH Scale: Basics |
HTML5
|
||
| Plate Tectonics |
Java
|
||
| Plinko Probability |
HTML5
|
Flash
|
|
| Projectile Motion |
HTML5
|
Flash
|
|
| Proportion Playground |
HTML5
|
||
| Quantum Bound States |
Java
|
||
| Quantum Tunneling and Wave Packets |
Java
|
||
| Quantum Wave Interference |
Java
|
||
| Radiating Charge |
Flash
|
||
| Radioactive Dating Game |
Java
|
||
| Radio Waves & Electromagnetic Fields |
Java
|
||
| The Ramp |
Java
|
||
| Ramp: Forces and Motion |
Java
|
||
| Reactants, Products and Leftovers |
HTML5
|
Java
|
|
| Reactions & Rates |
Java
|
||
| Resistance in a Wire |
HTML5
|
Flash
|
|
| Resonance |
Flash
|
||
| Reversible Reactions |
Java
|
||
| Rutherford Scattering |
HTML5
|
Java
|
|
| Salts & Solubility |
Java
|
||
| Self-Driven Particle Model |
Java
|
||
| Semiconductors |
Java
|
||
| Signal Circuit |
Java
|
||
| Simplified MRI |
Java
|
||
| Sound |
Java
|
||
| States of Matter |
HTML5
|
Java
|
|
| States of Matter: Basics |
HTML5
|
Java
|
|
| Stern-Gerlach Experiment |
Flash
|
||
| Stretching DNA |
Java
|
||
| Sugar and Salt Solutions |
Java
|
||
| Torque |
Java
|
||
| Trig Tour |
HTML5
|
||
| Under Pressure |
HTML5
|
Java
|
|
| Unit Rates |
HTML5
|
||
| Vector Addition |
Flash
|
||
| Wave Interference |
HTML5
|
Java
|
|
| Wave on a String |
HTML5
|
Flash
|
We offer an Android app that allows native offline use of all the HTML5 sims. Find it on the Play Store here. It is available on select Chromebooks.
All the HTML5 sims
in an app!
- Compatible with select Chromebooks
- Ideal for offline use
- Includes favorites, filtering, and automatic updates
- All proceeds support HTML5 sims (only $0.99!)
One at a Time
| Simulation Name | Technology |
|---|---|
| Acid-Base Solutions |
HTML5
|
| Area Builder |
HTML5
|
| Area Model Algebra |
HTML5
|
| Area Model Decimals |
HTML5
|
| Area Model Introduction |
HTML5
|
| Area Model Multiplication |
HTML5
|
| Arithmetic |
HTML5
|
| Atomic Interactions |
HTML5
|
| Balancing Act |
HTML5
|
| Balancing Chemical Equations |
HTML5
|
| Balloons and Static Electricity |
HTML5
|
| Beer's Law Lab |
HTML5
|
| Bending Light |
HTML5
|
| Blackbody Spectrum |
HTML5
|
| Build a Fraction |
HTML5
|
| Build an Atom |
HTML5
|
| Capacitor Lab: Basics |
HTML5
|
| Charges and Fields |
HTML5
|
| Circuit Construction Kit: DC |
HTML5
|
| Circuit Construction Kit: DC - Virtual Lab |
HTML5
|
| Color Vision |
HTML5
|
| Concentration |
HTML5
|
| Coulomb's Law |
HTML5
|
| Diffusion |
HTML5
|
| Energy Forms and Changes |
HTML5
|
| Energy Skate Park: Basics |
HTML5
|
| Equality Explorer |
HTML5
|
| Equality Explorer: Basics |
HTML5
|
| Equality Explorer: Two Variables |
HTML5
|
| Expression Exchange |
HTML5
|
| Faraday's Law |
HTML5
|
| Forces and Motion: Basics |
HTML5
|
| Fraction Matcher |
HTML5
|
| Fractions: Equality |
HTML5
|
| Fractions: Intro |
HTML5
|
| Fractions: Mixed Numbers |
HTML5
|
| Friction |
HTML5
|
| Function Builder |
HTML5
|
| Function Builder: Basics |
HTML5
|
| Gases Intro |
HTML5
|
| Gas Properties |
HTML5
|
| Gene Expression Essentials |
HTML5
|
| Graphing Lines |
HTML5
|
| Graphing Quadratics |
HTML5
|
| Graphing Slope-Intercept |
HTML5
|
| Gravity And Orbits |
HTML5
|
| Gravity Force Lab |
HTML5
|
| Hooke's Law |
HTML5
|
| Isotopes and Atomic Mass |
HTML5
|
| John Travoltage |
HTML5
|
| Least-Squares Regression |
HTML5
|
| Make a Ten |
HTML5
|
| Masses and Springs |
HTML5
|
| Masses and Springs: Basics |
HTML5
|
| Molarity |
HTML5
|
| Molecule Polarity |
HTML5
|
| Molecules and Light |
HTML5
|
| Molecule Shapes |
HTML5
|
| Molecule Shapes: Basics |
HTML5
|
| Neuron |
HTML5
|
| Ohm's Law |
HTML5
|
| Pendulum Lab |
HTML5
|
| pH Scale |
HTML5
|
| pH Scale: Basics |
HTML5
|
| Plinko Probability |
HTML5
|
| Projectile Motion |
HTML5
|
| Proportion Playground |
HTML5
|
| Reactants, Products and Leftovers |
HTML5
|
| Resistance in a Wire |
HTML5
|
| Rutherford Scattering |
HTML5
|
| States of Matter |
HTML5
|
| States of Matter: Basics |
HTML5
|
| Trig Tour |
HTML5
|
| Under Pressure |
HTML5
|
| Unit Rates |
HTML5
|
| Wave Interference |
HTML5
|
| Wave on a String |
HTML5
|
| Waves Intro |
HTML5
|
We offer an iPad app that allows native offline use of all the HTML5 sims. Find it on the app store here.
All the HTML5 sims
in an app!
- Natively designed for iPad
- Ideal for offline use
- Includes favorites, filtering, and automatic updates
- All proceeds support HTML5 sims (only $0.99!)
In order to 'Download' an individual sim to use on an iPad (offline), you'll need to add it to the iPad reading list.
To access a PhET simulation on an iPad while not connected to the internet, first open the sim in Safari by clicking the play button. Tap the Action button and then tap Add to Reading List. In the future, simply tap the Bookmarks icon and tap the sim page that is saved in the Reading List.
One at a Time
| Simulation Name | Technology |
|---|---|
| Acid-Base Solutions |
 HTML5
|
| Area Builder |
HTML5
|
| Area Model Algebra |
HTML5
|
| Area Model Decimals |
HTML5
|
| Area Model Introduction |
HTML5
|
| Area Model Multiplication |
HTML5
|
| Arithmetic |
HTML5
|
| Atomic Interactions |
HTML5
|
| Balancing Act |
HTML5
|
| Balancing Chemical Equations |
HTML5
|
| Balloons and Static Electricity |
HTML5
|
| Beer's Law Lab |
HTML5
|
| Bending Light |
HTML5
|
| Blackbody Spectrum |
HTML5
|
| Build a Fraction |
HTML5
|
| Build an Atom |
HTML5
|
| Capacitor Lab: Basics |
HTML5
|
| Charges and Fields |
HTML5
|
| Circuit Construction Kit: DC |
HTML5
|
| Circuit Construction Kit: DC - Virtual Lab |
HTML5
|
| Color Vision |
HTML5
|
| Concentration |
HTML5
|
| Coulomb's Law |
HTML5
|
| Diffusion |
HTML5
|
| Energy Forms and Changes |
HTML5
|
| Energy Skate Park: Basics |
HTML5
|
| Equality Explorer |
HTML5
|
| Equality Explorer: Basics |
HTML5
|
| Equality Explorer: Two Variables |
HTML5
|
| Expression Exchange |
HTML5
|
| Faraday's Law |
HTML5
|
| Forces and Motion: Basics |
HTML5
|
| Fraction Matcher |
HTML5
|
| Fractions: Equality |
HTML5
|
| Fractions: Intro |
HTML5
|
| Fractions: Mixed Numbers |
HTML5
|
| Friction |
HTML5
|
| Function Builder |
HTML5
|
| Function Builder: Basics |
HTML5
|
| Gases Intro |
HTML5
|
| Gas Properties |
HTML5
|
| Gene Expression Essentials |
HTML5
|
| Graphing Lines |
HTML5
|
| Graphing Quadratics |
HTML5
|
| Graphing Slope-Intercept |
HTML5
|
| Gravity And Orbits |
HTML5
|
| Gravity Force Lab |
HTML5
|
| Hooke's Law |
HTML5
|
| Isotopes and Atomic Mass |
HTML5
|
| John Travoltage |
HTML5
|
| Least-Squares Regression |
HTML5
|
| Make a Ten |
HTML5
|
| Masses and Springs |
HTML5
|
| Masses and Springs: Basics |
HTML5
|
| Molarity |
HTML5
|
| Molecule Polarity |
HTML5
|
| Molecules and Light |
HTML5
|
| Molecule Shapes |
HTML5
|
| Molecule Shapes: Basics |
HTML5
|
| Neuron |
HTML5
|
| Ohm's Law |
HTML5
|
| Pendulum Lab |
HTML5
|
| pH Scale |
HTML5
|
| pH Scale: Basics |
HTML5
|
| Plinko Probability |
HTML5
|
| Projectile Motion |
HTML5
|
| Proportion Playground |
HTML5
|
| Reactants, Products and Leftovers |
HTML5
|
| Resistance in a Wire |
HTML5
|
| Rutherford Scattering |
HTML5
|
| States of Matter |
HTML5
|
| States of Matter: Basics |
HTML5
|
| Trig Tour |
HTML5
|
| Under Pressure |
HTML5
|
| Unit Rates |
HTML5
|
| Wave Interference |
HTML5
|
| Wave on a String |
HTML5
|
| Waves Intro |
HTML5
|
