Collection of small physics simulations, many including nice explanations. Built by Michael Fowler.
Category: Gravity
JavaLab
Just an amazing trove of science simulations built by middle school teacher, DJ Lee. I’m amazed at how much is covered here.
Index of Simulations
A spreadsheet pulled together for teachers of a categorized list of hundreds (wait, thousands!) of simulations you can find online, sorted by topic. An incredible resource organized by Helen Reynolds.
Space Time Travel
Website that has tons of videos, simulations, and mathematical explanations of how to visualize relativity. Created by Ute Kraus and Corvin Zahn.
PhyPhox
Turn your phone into a physics lab. Graph things like acceleration, pressure, and magnetic field. Very powerful stuff. Created by RWTH Aachen University.
Gravity Simulator – Huffman
Very cool 3D astronomical simulations, running right in the browser. Created by Darrell Huffman.
The Physics Classroom
Sets of pages with lessons and interactives about a variety of physics topics.
The Hunt for Dark Matter
Explore how Gravitational Lensing can be used to find Dark Matter. And as a bonus there’s a game at the end! Created by Shaun Hotchkiss.
Concord Consortium List
A collection of science interactives by Concord Consortium.
Ricky Reusser Collection
A lot of cool interactive math-y explorables to check out. Created by Ricky Reusser.