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Magnetic Spinner & Compass
Source Institutions
Learners use shop tools and various materials to construct a magnetic spinner and a compass.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-790.gif?itok=jMLykBhV)
Pulleys
Source Institutions
In this activity, learners build inexpensive pulley assemblies from pulley wheels used for sliding screen door replacement or from clothesline spreaders.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-257.jpg?itok=wkWm5Y9u)
Homemade Rube Goldberg Machine
Source Institutions
In this fun and, at times, hilarious force and motion activity, learners will use household objects to build a crazy contraption and see how far they can get a tennis ball to move.
![](/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-000-000-000-316.png?itok=Twd_QU9T)
Let It Roll
Source Institutions
In this activity, learners will make their own "ball bearing" with two jar lids, marbles, and some household supplies.