Spot the Sunspots
Use binoculars or a telescope to identify and track sunspots. You’ll need a bright sunny day for this DIY Sun Science Activity from Lawrence Hall of Science.
#ExplainTheSun
What does the Sun do? Tell us, using the hashtag
#ExplainTheSun
What Does The Sun Do? Solar Experts Respond
Experts with a vested solar interest weigh in on the sun’s various starring roles.
Eggs To Dye For
How does egg dye work, and why do eggs turn out brighter with a little vinegar? Investigate how different acids affect the brightness of egg dyes in this kitchen experiment.
How Can We Clean Up an Oil Spill?
In this activity from the American Association of Chemistry Teachers, students simulate an oil spill and test different materials’ abilities to “clean” the oil spill.
How Can We Build Homes That Are Resistant to Mold?
Test which building materials will be resistant to mold after a flood or hurricane.
How Dense Is Snow?
Use a measuring cup to figure out the density of snow.
Engineer A ‘Filter Feeder’
Build and test a water filter inspired by marine filter feeding organisms.
Christmas Tree Combustion
A home holiday experiment that explores combustion using festive fuels such as fir, pine, spruce, and cedar.
Simulate Net Forces to Predict an Object’s Motion
Use a simulation from PhET Interactive Simulations to model force in a tugging competition and a pushed skateboard.