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Air Cannon
Source Institutions
In this activity, learners create air cannons out of everyday materials. Learners use their air cannons to investigate air as a force and air pressure.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-799.jpg?itok=JoRQSckw)
A Crayon Rock Cycle- Metamorphic
Source Institutions
This is part 2 of the three-part "Crayon Rock Cycle" activity and must be done after part 1: Sedimentary Rocks. In this activity, learners explore how metamorphic rocks form.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-579.jpg?itok=xbaNWE6H)
Vortex
Source Institutions
In this activity, learners create a tornado in a bottle to observe a spiraling, funnel-shaped vortex. A simple connector device allows water to drain from a 2-liter bottle into a second bottle.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-798.jpg?itok=tK0IBtSk)
A Crayon Rock Cycle - Igneous
Source Institutions
This is part 3 of the three-part "Crayon Rock Cycle" activity. Before starting this section, learners must have completed part 1: sedimentary rock and part 2: metamorphic rocks.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-613.png?itok=BINkxQBY)
Pop Rockets
Source Institutions
In this activity, learners make film canister rocket ships. A fin pattern is glued onto the outside of the canister, and fuel (water and half an antacid tablet) is mixed inside the canister.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-851.jpg?itok=AjXoF-zK)
Hydraulic Car
Source Institutions
In this activity, learners build cars using syringes and water-powered hydraulics. Learners construct the car frame out of cardboard and set up a hydraulic system to raise and lower the car.