Search Results
Showing results 1 to 12 of 12
Light on Other Planets
Source Institutions
In this math-based activity, learners model the intensity of light at various distances from a light source, and understand how astronomers measure the amount of sunlight that hits our planet and othe
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-767.jpg?itok=FfpXEwTl)
Forensic Science: Hair Sample Investigation
Source Institutions
This activity (on page 2 of the PDF under SciGirls Activity: Forensics) is a full inquiry investigation into how hairs from a crime scene are matched to suspects.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-615.jpg?itok=zAbj8Au6)
Why is the Sky Blue?
Source Institutions
In this activity, learners use a flashlight, a glass of water, and some milk to examine why the sky is blue and sunsets are red.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-265.jpg?itok=9yNESjfy)
Standing in the Shadow of Earth
Source Institutions
This fun and simple hands-on astronomy activity demonstrates the shadow of the Earth as it rises as a dark blue shadow above the eastern horizon.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-270.jpg?itok=p-mpEE59)
Magnification vs. Resolution: Can you see the flag on the Moon?
Source Institutions
This fun and simple hands-on astronomy activity lets learners explore the difference between telescope magnification and resolution.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-093.png?itok=9BZ-peRQ)
Super Sleuths
Source Institutions
In this physical sciences activity, learners use science to solve a "crime." Learners collect trace evidence (glitter) and explore its characteristics, such as color, size, shape, and light reflection
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-088.png?itok=5xBWcjkB)
Night Eyes
Source Institutions
In this outdoor, night-time activity, learners discover how to spot eye-shine (reflection of light from an animal's eyes) by using a flashlight to play a simulation game.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-590.png?itok=vUnrXyXl)
How does the Atmosphere keep the Earth Warmer?
Source Institutions
In this activity, learners simulate the energy transfer between the earth and space by using the light from a desk lamp desk lamp with an incandescent bulb and a stack of glass plates.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-014.png?itok=3YcUDIeu)
Urine the Know
Source Institutions
In this activity on page 5 of the PDF, learners compare water with artificial urine to see how urinalysis works. Learners use urinalysis test strips to test for glucose and protein in the fake urine.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-680.png?itok=Nrdnv5Mq)
Color Vision
Source Institutions
In this online activity, learners make a whole rainbow by mixing red, green, and blue light. They can change the wavelength of a monochromatic beam or they can filter white light.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-269.jpg?itok=qQ1B30C2)
Nuclear Fusion
Source Institutions
This simple and engaging astronomy activity explains nuclear fusion and how radiation is generated by stars, using marshmallows as a model.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-185.jpg?itok=2fziJV2-)
How Do We Find Planets Around Other Stars?
Source Institutions
This fun and simple hands-on astronomy activity describes techniques scientists use to find planets orbiting other stars.