Search Results
Showing results 41 to 51 of 51
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-866.jpg?itok=aeniFI_r)
The Thousand-Yard Model
Source Institutions
This is a classic exercise for visualizing the scale of the Solar System.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-383.jpg?itok=9kKvFCPP)
The Watershed Connection
Source Institutions
In this activity, learners interact with a 3-D model of a watershed to better understand the interconnectedness of terrestrial and aquatic environments.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-147.jpg?itok=w0mmWqxK)
Foam Rocket
Source Institutions
In this activity, learners work in teams build and launch rubberband-powered foam rockets.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-342.jpg?itok=WYvlk42q)
Paper Mache Dinosaurs
Source Institutions
In this activity (located on page 6 of PDF), learners observe and reproduce the distinctive physical features (i.e. plates, sharp spikes, long necks, deep jaws, claws) of their favorite dinosaurs.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-380.png?itok=H4chHd_b)
Teen Moon: Moon Ooze
Source Institutions
In this activity, learners model how the Moon's volcanic period reshaped its earlier features.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-395.png?itok=t4dbcd_n)
Levers at Play
Source Institutions
In this activity, learners consider how a simple machine, a lever, turns a small push or pull (a small force) into a larger--or stronger--push or pull (a larger force).
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-149.jpg?itok=CHN4w0CH)
Balloon Car
Source Institutions
Build a car that runs on air. Using household materials, experiment with the power of air to create thrust powerful enough to move a homemade car.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-531.jpg?itok=ERE6a1EV)
Comparing Sizes of Microorganisms
Source Institutions
In this activity related to microbes, learners create scale models of microorganisms and compare relative sizes of common bacteria, viruses, fungi and protozoa using metric measures: meters, centimete
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-983.jpg?itok=FIX6z8m8)
Clipper Creations
Source Institutions
In this activity, learners create a working model of a nail clipper. This activity helps learners learn the basic principles of simple machines, engineering design and model building.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-712.jpg?itok=KuIvlGjy)
Shaking It!
Source Institutions
In this experiment, learners design and build a model room in a shoebox and furnish it with tiny furniture.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-202.jpg?itok=K3yt-8u8)
Balloon Bugs
Source Institutions
In this activity, learners make balloon models of disease-causing bacteria.