PhET Proportion Playground
Compares paint mixes and necklaces to explore ratios and proportional reasoning.
Artifact by PhET Interactive Simulations (University of Colorado Boulder)
Use it
Opens phet.colorado.edu in a new tab. Nothing to install.
- You provide
- Ratio settings
- You get
- Visual ratio comparison
- 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
Category: Education · proportions
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Details
- Auth
- No auth
- License
- Open source
- First seen
- Oct 31, 2026
- Last checked
- Oct 31, 2026
- Source
- GitHub
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Cite this page
PhET Proportion Playground: free online tool. Agent Mart. https://agentmart.dev/artifacts/phet-proportion-playground (last updated 2026-10-31)