Search Results
Showing results 1 to 6 of 6
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-730.jpg?itok=8xt_ZhiJ)
Soap Bubble Shapes
Source Institutions
Learners explore three-dimensional geometric frames including cubes and tetrahedrons, as they create bubble wands with pipe cleaners and drinking straws.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-127.png?itok=MvN33yno)
Make a Speaker: A Coil, a Magnet, and Thou
Source Institutions
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.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-497.jpg?itok=d0cKZptq)
Clay Bridges
Source Institutions
In this activity, learners make bridges using an oil-based modeling clay (plasticene). The instructions include discussion questions for both before and after bridge building.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-183.jpg?itok=V2PpKRmM)
Kosher Dill Current: Make Your Own Battery!
Source Institutions
This is an activity that demonstrates how batteries work using simple household materials. Learners use a pickle, aluminum foil and a pencil to create an electrical circuit that powers a buzzer.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-040.gif?itok=8JzDA-1F)
Slide Projector Activities
Source Institutions
This resource contains several mini-explorations using a slide projector as a light source to investigate light and the properties of images.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-157.jpg?itok=sf-KxM72)
Strange Attractor: Observe Chaotic Motion
Source Institutions
In this activity, learners can observe chaotic motion. A magnet tied to a piece of string makes a pendulum, which swings over three sets of fixed magnets.