Search Results
Showing results 1 to 20 of 23
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-901.jpg?itok=Ita0cTBF)
Straining Out the Dirt
Learners take on the role of environmental engineers as they design water filters.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-497.png?itok=2ooHCdQc)
Fragile Waters
Source Institutions
In this activity (on pages 18-29) learners explore the impact of the March 24, 1989 oil spill in Alaska caused by the Exxon Valdez tanker.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-948.jpg?itok=xZYPMQEP)
Toxic Popcorn Design Challenge
Source Institutions
In this activity, learners explore the engineering design process (EDP)—the process engineers use to solve design challenges.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-194.png?itok=z8naCaDK)
Positive Planning Adds Up
Source Institutions
In this drawing/mapping activity, learners design plots of land while incorporating positive strategies for improving water quality.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-961.jpg?itok=Dr8c1LDR)
What Trickles Down?
Source Institutions
Learners design their own experiment to explore the permeability of different materials such as soil, sand, gravel, and marbles.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-538.png?itok=BmJZraLK)
Serving Sizes
Source Institutions
In this nutrition and estimation activity (page 12 of PDF), learners estimate serving sizes of different foods and compare their estimates to serving size information provided on nutrition food labels
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-771.jpg?itok=hPGh-uZY)
Double Dutch Distractions
Source Institutions
This activity (page 2 of the PDF under SciGirls Activity: Double Dutch) is a full inquiry investigation into whether hearing or seeing has a bigger effect on jump rope performance.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-347.png?itok=ilKCYXxT)
Corals and Chemistry
Source Institutions
In this activity, learners investigate how increased carbon dioxide (CO2) emissions from the burning of fossil fuels is changing the acidity (pH) of the ocean and affecting coral reefs and other marin
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-568.gif?itok=spJ-gsQz)
Do Plants Need Light?
Source Institutions
In this food science activity, learners conduct an experiment that demonstrates the importance of light to plants.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-371.jpg?itok=Fw4SbsnQ)
Our Sense of Touch: Two-Point Discrimination
Source Institutions
In this activity, learners investigate the touch sensory system and discover how to plan and carry out their own experiments.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-798.png?itok=IKCcV01K)
Cook Up a Comet
Source Institutions
In this activity (on page 5 of PDF), learners use dry ice and household materials to make scientifically accurate models of comets.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-675.jpg?itok=gt3CzHb-)
Draggin' Boats
Source Institutions
Learners design, build, and test models of "dragon boats" made from up to three milk cartons.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-005-282.jpg?itok=Re_XvRr6)
Sustainable Fishing
Source Institutions
In this activity, learners use a model for how fishing affects marine life populations, and will construct explanations for one of the reasons why fish populations are declining.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-520.gif?itok=were7ND4)
Differing Densities: Fresh and Salt Water
Source Institutions
In this activity, learners visualize the differences in water density and relate this to the potential consequences of increased glacial melting.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-534.jpg?itok=Z93vKy8i)
Wind Tunnel
Source Institutions
Scientists use enormous wind tunnels to test the design of planes, helicopters, even the Space Shuttle.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-571.gif?itok=Arwv14UX)
Can Nutrients in Water Cause Harm?
Source Institutions
In this water pollution activity, learners create pond water cultures and investigate the effects of adding chemicals or natural nutrients.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-408.jpg?itok=dPz7AG9n)
Survival of the Fittest: Battling Beetles
Source Institutions
This guided inquiry three-part activity engages learners in thinking about the mechanism of natural selection through data collection and pattern recognition.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-743.gif?itok=jJwm7nYu)
Inverse Square Law
Source Institutions
In this math activity related to light, learners explore why a light, such as a candle or a streetlight, looks dimmer the farther away from it we get.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-573.png?itok=Nc0XmVZy)
Water Treatment
Source Institutions
Water treatment on a large scale enables the supply of clean drinking water to communities.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-519.gif?itok=Qs6D0rbV)
Global Climate Change and Sea Level Rise
Source Institutions
In this activity, learners practice the steps involved in a scientific investigation while learning why ice formations on land (not those on water) will cause a rise in sea level upon melting.