User login


Search Results


Showing results (1 to 1 of 1)

  • Thumbnail
    Oregon Museum of Science and Industry
    Add to list Details
    In this activity (on page 2 of PDF), learners create a low-tech refrigerator that requires no electricity to keep food from spoiling. It uses only clay pots, one smaller than the other and...

    $1 - $5 per student Ages 8 - 18 1 to 2 hours

Current filters


  • Query parameter - amp;chemical - not supported

  • Informal Category

  • Materials Cost

  • Subject

  • Source Institution

    • Oregon Museum of Science and Industry (remove)