Search Results
Showing results 21 to 27 of 27
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-789.gif?itok=Zb9iKgIG)
Wilberforce Pendulum
Source Institutions
In this activity, learners build a Wilberforce Pendulum, a special coupled pendulum in which energy is transferred between two modes of vibration, longitudinal ("bounce') and torsional ("twist"), on a
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-474.png?itok=Nuijkjsg)
Extra Bounce
Source Institutions
In this indoor or outdoor demonstration, use a large and small ball to illustrate conservation of energy and momentum.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-151.jpg?itok=dMc2_Ki5)
Bouncing Yo-Yo
Source Institutions
In this activity, learners build unique yo-yos, which spin round and round without moving up and down.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-257.jpg?itok=pg97dFxp)
Rubber Band Boat
Source Institutions
In this activity, learners build styrofoam boats powered by twisted rubber bands.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-041.jpg?itok=ipTwEY0J)
Interactive Gumball Machine
Source Institutions
In this activity, learners review the history of gumball machines and explore potential and kinetic energy, while working in teams to build a gumball slide.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-389.jpg?itok=57PG85DM)
Build a Roller Coaster
Source Institutions
Learners design and build a roller coaster using simple materials. Learners experiment with potential and kinetic energy to get a marble to follow a track into a cup.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-242.jpg?itok=c6prVQMD)
Minibot
Source Institutions
In this activity, learners build a mini dancing robot. This engineering activity introduces learners to electricity, circuits, switches, conductivity, and motors.