Science and math simulations website · independently evaluated

PhET Interactive Simulations

Free interactive science and math simulations from the University of Colorado Boulder, with activities for exploring ideas through play.

Science · Mathematics · Technology · Parent & educatorAges 8–18Free🌐 2 languages
WebsiteiOS appAndroid app
Screenshot of PhET Interactive SimulationsWebsite preview

About PhET Interactive Simulations

PhET Interactive Simulations is a University of Colorado Boulder project with free, research-based simulations for physics, chemistry, math, earth science, and biology. Children can change variables, test ideas, and see what happens.

Age and access

This resource is listed for ages 8–18. It is available as Website, iOS app, Android app and is listed as free. The listed language coverage is English, Spanish.

What stands out

  • Interactive models make invisible science and math ideas easier to explore
  • The official catalog includes simulations and teacher materials across several subjects
  • The provider links directly to iOS and Android apps as well as the browser experience
Evaluation detail

How the score is built

Learning valueExceptional

The official project provides interactive simulations with research and teacher support.

AccessExceptional

The simulations are free and available on the web plus official mobile apps.

Subject breadthExceptional

The catalog spans physics, chemistry, math, earth science, and biology.

For grown-ups

Parent notes

  • The site serves a broad range from elementary introductions through university-level work, so adults should choose the simulation and activity guide that fit the learner.
  • Language availability varies by simulation; English and Spanish are verified for the directory entry.
  • Preview checked clean with no cookie popup, ad overlay, broken rendering, or placeholder imagery.
Curated shortlists

Find PhET Interactive Simulations in these listings

This resource is included in the following subject and format shortlists.

21 resourcesFree mathematics resources for kidsExplore listing 21 resourcesMathematics Math resources for kidsExplore listing 28 resourcesMathematics websites for kidsExplore listing 194 resourcesFree parent & educator resources for kidsExplore listing 13 resourcesParent & educator Android apps for kidsExplore listing 11 resourcesParent & educator iOS apps for kidsExplore listing 29 resourcesParent & educator Math resources for kidsExplore listing 83 resourcesParent & educator Science resources for kidsExplore listing 262 resourcesParent & educator websites for kidsExplore listing 151 resourcesFree science resources for kidsExplore listing 30 resourcesScience Math resources for kidsExplore listing 196 resourcesScience websites for kidsExplore listing 18 resourcesFree technology resources for kidsExplore listing 13 resourcesTechnology Science resources for kidsExplore listing 23 resourcesTechnology websites for kidsExplore listing
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