Search Results
Showing results 281 to 300 of 707
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-410.jpg?itok=gSJXEwLl)
Biodiversity and Evolutionary Trees
Source Institutions
In this interactive activity, learners analyze seashells to explore phylogeny and evolution. Learners identify similar and dissimilar seashells to create a phylogenetic tree.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-947.jpg?itok=HgnnsGAS)
Trebuchet Toss
Source Institutions
In this activity, learners explore trebuchet design. Teams of learners construct trebuchets from everyday materials.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-250.jpg?itok=P2evtlEM)
Magnetic Seesaw
Source Institutions
In this activity, learners build a seesaw powered by magnets.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-244.jpg?itok=-k28o94E)
Gassy Lava Lamp
Source Institutions
In this activity, learners use oil, water, food coloring and antacid tablets to create a bubbling lava lamp. Use this activity to introduce concepts related to density, hydrophobicity vs.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-943.jpg?itok=887uWaNw)
Water Rocket Launch
Source Institutions
In this activity, learners explore rocketry and the principals of space flight.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-588.png?itok=-s6kZcEt)
How can You Demonstrate the Efficiency of Different Light Bulbs?
Source Institutions
In this activity, learners actually feel the difference in energy required to light two different types of light bulbs: incandescent light and LEDs.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-957.jpg?itok=tIFoqkQV)
Sort It Out!
Source Institutions
In this activity, learners explore how engineers have developed sorting systems which integrate into manufacturing and packaging processes. Learners explore how coins are made.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-268.jpg?itok=JrrGxrYq)
Canjo
Source Institutions
In this activity, learners explore sound by constructing their very own banjo out of a coffee can. Learners experiment with the canjo to change the instrument's pitch and timbre.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-240.jpg?itok=ak0iolGJ)
Catapult
Source Institutions
In this activity, learners build mini catapults using paint paddles and a spoon. Use this activity to introduce learners to forces and projectile motion.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-477.jpg?itok=WVl2T4KZ)
Bernoulli and More Bernoulli
Source Institutions
This lesson guide includes six simple and quick activities to help learners better understand Bernoulli's Principle.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-254.jpg?itok=cMB4ZLLb)
Wind Tube
Source Institutions
In this activity, learners explore moving air and the physics of lift and drag by constructing homemade wind tunnels.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-764.png?itok=fRMaVPZw)
How is Coastal Temperature Influenced by the Great Lakes and the Ocean?
Source Institutions
In this two-part lesson, learners discover how large bodies of water can serve as a heat source or sink at different times and how proximity to water moderates climate along the coast.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-577.png?itok=ptETfKBd)
Modeling the Night Sky
Source Institutions
In this two-part activity, learners explore the Earth and Sun's positions in relation to the constellations of the ecliptic with a small model.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-649.gif?itok=OfKuumNd)
Column Chromatography
Source Institutions
In this activity, learners separate the components of Gatorade using a home-made affinity column.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-042.jpg?itok=0CIVrVKB)
Irrigation Ideas
Source Institutions
In this activity, learners explore how civil engineers solved the challenge of moving water via irrigation.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-749.jpg?itok=UIT5d4EF)
How Our Environment Affects Color Vision
Source Institutions
In this lab (Activity #1 on page), learners explore how we see color.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-214.jpg?itok=HjTwqw__)
Wolf Limiting Factors
Source Institutions
In this activity, learners simulate a wolf and its habitat and observe what happens when the limiting factors change over time.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-007.jpg?itok=rieoNpZ7)
Coral Snapshots: Biodiversity in Marine Protected Areas
Source Institutions
In this data activity, learners analyze data from coral reef snapshots taken by scientists at the Virginia Institute of Marine Science.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-136.jpg?itok=1dBRYNVB)
Personal Fan
Source Institutions
Cool off in the heat with this project! Learners use simple materials to build a fan that runs on a motor.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-701.gif?itok=s7U2QfU3)
To Topo Two
Source Institutions
In this activity, two groups of learners create two separate landform models out of clay (mountains and valleys).