Understand classic correspondence, coherent and squeezed states, quantum transitions, and quantum dissipation in this animation. Get a foundation for quantum mechanics.

A model that explores why electrons are so important in chemistry. Investigate electron clouds, what happens when two atoms come together, and chemical polarity.

Explore macromolecules and the smaller molecules that make up living organisms in this module.

Investigate protein synthesis in this learning module.

Investigate how we can learn about molecular structure using x-ray crystallography in this module.

Learn about the ELISA test in this learning module. Explore how the Enzyme Linked Immunosorbent Assay (ELISA) test can be used to see if certain antigens are present.

Explore drug design in this learning module.

Explore how an interface forms between two different phases in this interactive activity.

Change variables to see how an object reacts to freefall in a 3D environment.

Change the mass of a suspended object to see how its movement and forces are affected by gravity.

Adjust variables in this simulation and observe as the results of your changes are graphed.

Adjust the ratio of the masses of different particles to see how buoyancy is affected.

Adjust the amount of force in this simulated piston to observe how the fluid in this system is affected.

Adjust amounts of pressure in these two simulations to observe that liquids do convey pressure on objects in contact with them.

See examples of scales based on a range from ten to the twelfth meters to ten to the negative twelth meters. Examples range from parts of our solar system to the nucleus of an atom.

Use the links on this page to view simulations for various gas laws.

Use this simulation to observe how Loschmidt's Paradox affects the entropy of an isolated system.

Adjust the altitude and temperature in this simulation to observe how gas pressure is affected by these changes.

Change variables in this simulation to see how compression affects different states of matter.

View a 3D molecular model of ethane and see how changing temperature affects its movement.

A collection of interactive simulations relating to molecular crystals.

View the approximate locations of electrons in valence shells 1s through 4f.

Adjust variables to see numerous configurations of the electron orbitals of Benzene.

View this simulation to see salt dissolve in water at the molecular level.