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PhET Interactive Simulations

simulation

Several hundred sandboxes covering mechanics, waves, circuits, heat and quantum. Every one is built around a slider you can drag until the concept gives in. The most reliable starting point for almost any physics topic.

A screenshot of PhET Interactive Simulations
our own screenshot · taken 9 September 2026 · click it to go there
go learn

Opens phet.colorado.edu in a new tab. Staffroom doesn’t host it, doesn’t mirror it and takes nothing from it.

how this can help

You change the inputs and watch what happens. The fastest way to build intuition for something with several moving parts at once.

what it covers

Filed under Physics. Waves, circuits, forces and the very small — as things you can push on.

who put it here

Built by University of Colorado Boulder.

On the desk since 7 September 2026. what Staffroom has sent it.

near it on the shelf

what readers say

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