User login


Search Results


Showing results (1 to 2 of 2)

  • Thumbnail
    Pratt School of Engineering, Duke University
    Add to list Details
    Learners work in groups to design and build a tower out of balsa wood. As a motivator, they can compete to build a tower with the highest strength-to-weight ratio. Learners draw structurally sound...

    $5 - $10 per group Ages 11 - 14 1 to 2 hours
  • Thumbnail
    Pratt School of Engineering, Duke University
    Add to list Details
    Learners display their findings after a study of surface area and volume. They build a mobile to show a commercially available box and a constructed cubical box of the same volume. Learners also...

    1 cent - $1 per student Ages 11 - 14 1 to 2 hours

Current filters