Free science and math simulations for teaching STEM topics, including physics, chemistry, biology, and math, from University of Colorado Boulder

Simulations All Sims Physics Math & Statistics Chemistry Earth & Space Biology Translated Sims Customizable Sims Studio About Studio Customizable Sims Start a Free Trial Purchase a License …

Investigate simple collisions in 1D and more complex collisions in 2D. Experiment with the number of balls, masses, and initial conditions. Vary the elasticity and see how the total momentum and kinetic …

Blast a car out of a cannon, and challenge yourself to hit a target! Learn about projectile motion by firing various objects. Set parameters such as angle, initial speed, and mass. Explore vector …

Explore projectile motion with interactive simulations, adjust parameters, and learn about kinematics in an engaging way.

Explore projectile motion through interactive simulations by adjusting parameters like angle and speed to learn about kinematics and factors influencing motion.

Explore wave properties with interactive simulations, adjusting frequency, amplitude, and observing effects on sound and light.

Play with one or two pendulums and discover how the period of a simple pendulum depends on the length of the string, the mass of the pendulum bob, the strength of gravity, and the amplitude of the …

Explore balance and forces with interactive simulations and games.

Design and explore your own solar system with interactive simulations, observing gravitational forces and celestial body orbits.