Search Results
Showing results 121 to 140 of 204
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-233.jpg?itok=Z9DOcBkL)
Rollin’ Rollin' Rollin'
Source Institutions
In this physics activity (page 12 of the PDF), learners explore potential and kinetic energy by rolling different sized marbles down an inclined plane.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-915.jpg?itok=HvBB6tTl)
Nano Waterproofing
Source Institutions
This lesson focuses on how nanotechnology has impacted the design and engineering of many everyday items from paint to fabrics.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-183.jpg?itok=V2PpKRmM)
Kosher Dill Current: Make Your Own Battery!
Source Institutions
This is an activity that demonstrates how batteries work using simple household materials. Learners use a pickle, aluminum foil and a pencil to create an electrical circuit that powers a buzzer.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-281.jpg?itok=oWjFz-3J)
Racing M&M Colors
Source Institutions
Learners design their own experiment to determine which M&M color dissolves the fastest in water.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-356.png?itok=wcogxKNE)
Invisible Sunblock
Source Institutions
This is a hands-on activity exploring how nanoscale particles are used in mineral sunblocks to increase their transparency.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-242.jpg?itok=G7PWtc1G)
Exploring Moisture on the Outside of a Cold Cup
Source Institutions
In this activity, learners explore the relationship between cooling water vapor and condensation. Learners investigate condensation forming on the outside of a cold cup.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-864.jpg?itok=KTMJHtoh)
Wheat Germ DNA Extraction
Source Institutions
This laboratory exercise is designed to show learners how DNA can easily be extracted from wheat germ using simple materials.
Buoyancy Bulls-Eye
Source Institutions
In this hands-on activity, learners will construct a scuba diver that can float in order to explore how sea creatures stay neutrally buoyant in the ocean and to see what kinds of forces might be influ
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-492.jpg?itok=taREuu2-)
Collect Invertebrates to Determine Water Quality
Source Institutions
This activity (located on page 3 of the PDF under GPS: Alligator Habitat Activity) is a full inquiry investigation into organisms and the health of their ecosystems.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-900.jpg?itok=2FsZHd05)
Bend That Bar
Learners play the role of materials engineers as they test the flexibility of different materials.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-434.jpg?itok=qchw3O9A)
Push It Out
Source Institutions
In this physics related activity which requires adult supervision, learners make their own powerful water rocket and, with it, explore Newton's Third Law of Motion.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-864.jpg?itok=8r_fqYlo)
Eggshell Inertia
Source Institutions
In this physics activity (page 14 of the PDF), learners gain a better understanding of how friction and mass affect objects by comparing the rotational inertia of raw and hard-boiled eggs.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-297.jpg?itok=A2WfHkkh)
Spicy Indicator: Use turmeric to test for bases in your home
Source Institutions
This activity uses turmeric, a common spice in curry, as an indicator for acidity and basicity. Turmeric is yellow in acid and neutral substances, but turns bright red with bases.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-254.gif?itok=pL1xQtic)
Chromatography
Source Institutions
In this activity (page 3 of the PDF), learners will observe a physical change.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-379.jpg?itok=xXdyV36Y)
Solubility Test
Source Institutions
In this activity, learners apply a dissolving test to known crystals to identify the unknown. Since the unknown is chemically the same as one of the known crystals, it should dissolve similarly.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-280.jpg?itok=ztRsYKfV)
Using Color to See How Liquids Combine
Source Institutions
Learners add different liquids (water, salt water, alcohol, and detergent solution) to water and observe the different ways the different liquids combine with water.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-029.png?itok=-a4lkmoQ)
Spaghetti Strength
Source Institutions
In this activity on page 7 of the PDF, learners explore how engineers characterize building materials.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-391.jpg?itok=Sy2ug8u0)
Sea Turtle First Aid Investigation
Source Institutions
This activity (located on page 4 of the PDF under GPS: Sea Turtles Activity) is a full inquiry investigation into testing a repair material.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-096.jpg?itok=0pDtM4_z)
Racing with the Sun: Creating a Solar Car
Source Institutions
Learners use engineering design principles to construct and test a fully solar-powered car. Solar car kits usually include a photovoltaic cell and motor; some include a chassis as well.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-914.jpg?itok=TfzLV0A-)
Sugar Crystal Challenge
Source Institutions
This lesson focuses on surface area and how the shape of sugar crystals may differ as they are grown from sugars of different coarseness.