User login


Search Results


Showing results (1 to 2 of 2)

  • Thumbnail
    The Exploratorium
    Add to list Details
    An ordinary camera has a lens that makes an image on film. In a pinhole camera, a small hole replaces the lens. This activity provides instructions for recycling a potato chip can to make your own...

    $1 - $5 per student Ages 6 - 18 10 to 30 minutes
  • Thumbnail
    The Exploratorium
    Add to list Details
    This activity shows you how to make amazing crystal spikes using Epsom salt and the sun. When Epsom salt is dissolved in water and placed in a container in the sun, the water evaporates, leaving...

    $1 - $5 per student Ages 6 - 11 1 to 2 hours

Current filters


  • Source Institution

  • Age Range

  • Materials Cost

  • Informal Category