PhET: Free online physics, chemistry, biology, earth science and math simulations

Free science and math simulations for teaching STEM topics, including physics, chemistry, biology, and math, from University of Colorado Boulder

Overview

Added

March 17, 2026

Subject & domain

science-daily-life · materials-science

Grade range

Grade 6–Grade 12 (Senior)

Page kind

Tool

Introduction

PhET Interactive Simulations

  • Core Offering: Free, interactive simulations for science and mathematics education.
  • Subject Areas: Physics, chemistry, biology, earth science, and mathematics.
  • Institutional Origin: Developed by the University of Colorado Boulder.
  • Purpose: Designed to support and enhance STEM (Science, Technology, Engineering, and Mathematics) teaching and learning.

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