🔬 PhET Simulations

Interactive Science & Math

📦 31 Simulations

⚛️ Physics

Pendulum Lab

Explore pendulum motion and energy

Projectile Motion

Fire projectiles and analyze trajectories

Forces and Motion

Learn about forces and friction

Gravity and Orbits

Explore gravitational forces

Wave on a String

Explore wave motion and properties

Energy Skate Park

Conservation of energy and friction

Circuit Construction Kit

Build and test DC circuits

Bending Light

Explore refraction and reflection

Ohm's Law

Voltage, current, and resistance

Balloons & Static

Explore static electricity

Masses and Springs

Hooke's law and oscillation

Wave Interference

Sound and light wave patterns

🧪 Chemistry

pH Scale

Test pH of various liquids

Build an Atom

Construct atoms from particles

Balancing Equations

Balance chemical equations

States of Matter

Explore solid, liquid, and gas

Molecule Shapes

Build 3D molecules and shapes

Acid-Base Solutions

Explore pH and solutions

Concentration

Molarity and dilution

🧮 Math

Graphing Lines

Explore linear equations

Area Model Algebra

Visualize multiplication

Fractions Intro

Build and explore fractions

Arithmetic

Practice basic arithmetic

Function Builder

Build algebraic functions

Equality Explorer

Balance equations visually

Number Line

Integers and operations

🧬 Biology

Natural Selection

Explore population evolution

Gene Expression

Learn how genes create proteins

🌍 Earth Science

Greenhouse Effect

Explore climate and atmosphere

Density

Mass, volume, and buoyancy

Energy Forms

Energy transfer and conversion

📚 About PhET