Search Results


Showing results 1 to 3 of 3

Add to list Details
In this activity (on pages 49-54 of PDF), learners play with tangrams, a set of triangles, squares and a parallelogram that can combine into a larger square as well as all sorts of other shapes.

1 cent - $1 per student Ages 4 - adult 45 to 60 minutes
Source Institutions
Add to list Details
In this activity, learners explore the structural strength of triangles by creating their own free-standing geodesic dome out of plastic straws.

$1 - $5 per student Ages 8 - 18 30 to 45 minutes
Source Institutions
Add to list Details
Spin a short piece of PVC pipe that's been marked up, and watch a triangle appear. Enjoy this optical illusion from the Exploratorium's Science Snack series.

free Ages 4 - 18 5 to 10 minutes