Science experiments

5 resources. Free options are listed first.

• FreeAges 8–12

  NASA Space Place

  NASA's site for upper primary children, with hands-on space and Earth science activities, printable instructions, short articles, games and videos.

  Visit spaceplace.nasa.gov ↗ (opens in a new tab)
• FreeAges 8+

  PhET Interactive Simulations

  Free, open-source interactive simulations for physics, chemistry, biology, earth science and maths from the University of Colorado Boulder. They run in a browser and suit topics that are hard to demonstrate at home.

  Visit phet.colorado.edu ↗ (opens in a new tab)
• FreeAges 6–18

  Science Buddies

  A searchable library of science projects and experiments that can be filtered by subject, difficulty, time and cost, each with background information and step-by-step instructions.

  Visit sciencebuddies.org ↗ (opens in a new tab)
• FreeAges 8+

  Exploratorium Science Snacks

  Hundreds of low-cost science activities from the San Francisco Exploratorium museum, each with a materials list, instructions and an explanation of the science. Written mainly for secondary students, with a collection suited to younger children.

  Visit exploratorium.edu ↗ (opens in a new tab)
• FreeAges 5–18

  NASA STEM learning resources

  Free activities, videos and lesson guides from NASA organised by grade band, covering space, Earth science, engineering and technology.

  Visit nasa.gov ↗ (opens in a new tab)