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Showing results 1 to 8 of 8
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Pinhole Viewer
Source Institutions
In this activity, learners discuss and investigate how cameras, telescopes, and their own eyes use light in similar ways.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-143.jpg?itok=Tx4Pip5_)
Does Sunscreen Protect My DNA?
Source Institutions
In this laboratory experiment, learners explore how effectively different sunscreens protect yeast cells from damage caused by ultraviolet (UV) radiation.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-971.jpg?itok=4_rMhE7I)
Heart of the Matter
Source Institutions
In this activity, learners explore the concept of valve operation and how engineers have adapted valves for use in mechanical heart valve design.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-769.jpg?itok=N74UqfZ-)
Tug-of-War
Source Institutions
This activity (on page 2 of the PDF under SciGirls Activity: Tug O' War) is a full inquiry investigation into tug-of-war physics. Groups of learners will test two tug-of-war strategies.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-034.png?itok=73WAe8tX)
Safe in the Sun
Source Institutions
In this activity on page 13 of the PDF, use a special plastic card that has been painted with a chemical that changes color when it is in UV light.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-516.jpg?itok=ZONU1k8p)
Exploring Ultraviolet (UV) light from the Sun
Source Institutions
In this outdoor activity, learners explore UV rays from the Sun and ways to protect against these potentially harmful rays.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-239.png?itok=HNOLB5T_)
Trail Construction
Source Institutions
In this highly physical outdoor activity, learners construct and compare experimental trail sections to select the best trail-construction technique for their site.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-850.jpg?itok=MTs5MzQc)
Soccer Kicks
Source Institutions
This activity (on page 2 of the PDF under SciGirls Activity: Soccer Ball Kick) is a full inquiry investigation into transfer of motion.