User login


Search Results


Showing results (1 to 4 of 4)

  • Thumbnail
    The Exploratorium
    Add to list Details
    Make your own speaker with a magnet, wire, and paper cup! If you have a radio with a headphone plug and an old pair of headphones, this is a great tinkering activity.

    $1 - $5 per student Ages 8 - adult 10 to 30 minutes
  • Thumbnail
    The Exploratorium
    Add to list Details
    Construct a simple battery that's able to power a small light or motor out of foil, salt water, and charcoal. A helpful video, produced by the Exploratorium, guides you along on this activity.

    $1 - $5 per student Ages 8 - 18 10 to 30 minutes
  • Thumbnail
    The Exploratorium
    Add to list Details
    In this activity, learners create a tiny electric, motorized dancer. Learners use the interactions of magnetism and electric current to make a wire spin, while displaying the Lorentz Force in...

    $1 - $5 per student Ages 8 - 18 30 to 45 minutes
  • Thumbnail
    The Exploratorium
    Add to list Details
    Make your own simple speaker so you can listen to your favorite radio station. Just wind a coil, attach it to a piece of cardboard or Styrofoam, hold a magnet nearby, and listen. This activity...

    $1 - $5 per student Ages 8 - 18 30 to 45 minutes

Current filters


  • Source Institution

  • Age Range

  • Materials Cost

  • Informal Category