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PhET Balancing Act

Places masses on a plank to balance it and discover the lever principle.

Artifact by PhET Interactive Simulations (University of Colorado Boulder)

IndexedOpen sourceEducationNo sign-up

Use it

Opens phet.colorado.edu in a new tab. Nothing to install.

You provide
Mass placement
You get
Balance state
Account
No sign-up needed
AI
No AI: a plain tool
Your input
Not stated: check the tool's privacy notes before using private data
Price
Free to use
Made with
Open-source web app
Source
Open source
Link check
Answered on Oct 31, 2026

About

PhET Balancing Act is an open-source web app in the education category (balance). It opens in your browser, so there is nothing to install. You provide mass placement and get balance state. It needs no account. It is a plain tool: no AI model is involved. The source code is public on GitHub (phetsims/balancing-act).

Category: Education · balance

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Details

Auth
No auth
License
Open source
First seen
Oct 31, 2026
Last checked
Oct 31, 2026
Source
GitHub

More from PhET Interactive Simulations (University of Colorado Boulder)

Cite this page

PhET Balancing Act: free online tool. Agent Mart. https://agentmart.dev/artifacts/phet-balancing-act (last updated 2026-10-31)