PhysicsPlayground review
A technically rich free simulation collection for mechanics, waves, and electromagnetism.
Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
PhysicsPlayground is a free collection of browser-based interactive physics simulations built by physics instructor Michael Wish for teachers. It supports classroom demonstrations, discussion, and activities across mechanics, electromagnetism, waves, orbital mechanics, optics, and related mathematics. Simulations are intended for laptops, tablets, and classroom projectors, with no login or setup required. The broad activity set includes gravity and n-body systems, force vectors, free-body diagrams, center of mass, pendulums, simple harmonic oscillators, magnetic fields, orbital mechanics, standing waves, and double-slit experiments.
The strongest fit is its depth in advanced mechanics and wave topics. Learners can adjust variables while viewing live equations and charts, explore Kepler's law and Hohmann transfer, visualize magnetic fields in 3D space, and examine wave and optics experiments interactively. These features give instructors material for visual explanation and guided exploration rather than relying only on static diagrams. The lesson library and three-dimensional visuals also support varied classroom presentation formats, from individual browser activities to projector-based demonstrations.
PhysicsPlayground is most suitable for teachers seeking ready-to-use simulations without account or installation friction, particularly when the priority is conceptual exploration in mechanics, waves, and related areas. Its browser delivery keeps access straightforward, but the product is less suitable for programs that need verified authoring workflows, assessment tools, offline access, or data export. Choose it for free interactive demonstrations and adjustable experiments; consider an alternative when lesson creation, learner evaluation, or offline course delivery is central to the requirement.
PhysicsPlayground pros and cons
- Where it wins
- Covers gravity, orbital mechanics, waves, optics, and electromagnetism
- Live equations, charts, visualizations, and adjustable variables
- Runs in a browser with no login or setup required
- Where it doesn't
- No verified authoring tools for creating custom activities
- No published assessment features for learner evaluation
- No offline access or data-export features
PhysicsPlayground fact sheet, pricing and score →
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