Khan Academy
Focus: online courses and non-profit. Shares maths and science with PhET. Adds iOS and Android. Same 4.8 rating.
WebsiteFreeWeb, iOS
4.8Visit
Website
PhET
Free interactive science and maths simulations from the University of Colorado Boulder.
Built with love by Shushant Lakhyani. Building bestproductivityresources.com
What is PhET?
PhET offers fun, research-based simulations for physics, chemistry, biology, earth science and maths that run in the browser and are translated into many languages. The simulations are free for students and teachers, and each one is tested to make sure it helps people learn.
Pros
- Hands-on, playful learning
- Huge range of topics
- Free and translated widely
Cons
- Some extra teacher tools are paid
- Focused on school-level science
Who should use PhET
Students and teachers who want to see science and maths in action.
Who may not need it
Advanced researchers who need real modelling software.
PhET alternatives
Similar resources to PhET, picked from the directory.
Desmos
Focus: graphing calculator and geometry. Shares maths and education with PhET. A web app, not a website. Adds iOS and Android. Same 4.8 rating.
Web AppFreeWeb, iOS
4.8Visit
GeoGebra
Focus: geometry and graphing. Shares maths and education with PhET. A web app, not a website. Adds iOS, Android and Windows. Rated 4.7 (PhET: 4.8).
Web AppFreeWeb, iOS
4.7Visit
Wolfram|Alpha
Focus: calculations and knowledge engine. Shares maths and science with PhET. An AI tool, not a website. Freemium (PhET: Free). Adds iOS and Android. Rated 4.7 (PhET: 4.8).
AI ToolFree planWeb, iOS
4.7Visit
Human Atlas
Focus: anatomy, 3d and human body. Shares education and science with PhET. A web app, not a website. Rated 4.5 (PhET: 4.8).
Web AppFreeWeb
4.5Visit
Gapminder
Focus: data, global trends and statistics. Shares education with PhET. Rated 4.7 (PhET: 4.8).
WebsiteFreeWeb
4.7Visit
Free alternatives to PhET
Free resources that cover similar ground.
Project Euler
Focus: programming, puzzles and problem solving. Shares maths with PhET. Rated 4.7 (PhET: 4.8).
WebsiteFreeWeb
4.7Visit
Omni Calculator
Focus: calculator, finance and conversions. Shares maths with PhET. Adds iOS and Android. Rated 4.6 (PhET: 4.8).
WebsiteFreeWeb, iOS
4.6Visit
Open Culture
Focus: free courses, audiobooks and ebooks. Shares education with PhET. Rated 4.6 (PhET: 4.8).
WebsiteFreeWeb
4.6Visit
Calculator Soup
Focus: calculators, finance and conversions. Shares maths with PhET. Rated 4.5 (PhET: 4.8).
WebsiteFreeWeb
4.5Visit
HowStuffWorks
Focus: explainers, technology and history. Shares science with PhET. Rated 4.5 (PhET: 4.8).
WebsiteFreeWeb
4.5Visit
micrograd
Focus: autograd, neural networks and karpathy. Shares education with PhET. A course, not a website. Same 4.8 rating.
CourseFreeWeb
4.8Visit
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