Smelly Bats
A fun game for Halloween that demonstrates diffusion and the properties of stretchy polymers using rubber gloves and flavor extracts.
Build A Cloud Chamber
Observe the radioactive particles all around you by building a cloud chamber using a clear container, dry ice, and a little rubbing alcohol.
Go Out and Observe the Moon!
Observe the moon each day for one month, map the moon’s features, simulate lunar impacts, and explore lunar science in this resource from NASA’s International Observe the Moon Night (InOMN), an annual worldwide celebration of lunar science and exploration.
Write Your Name In Binary Code
Want to write like a computer? Here’s your chance to get started.
How Many Licks? Controlling Lollipop Licker Variation
How many licks does it take to get to the center of a Tootsie Pop? Navigate the perils of licker variation by designing your own lollipop-licking experiment.
Track A Plant’s Movement
Are your plants moving without you knowing it? Catch your plant’s secret movements, called tropisms, in this hands-on activity.
Jet-setting Cephalopods
Can you engineer a jet propulsion system that mimics the speed of a squid?
Dissect a Silkworm Cocoon
Learn about the insect origins of silk by dissecting a cocoon and “degumming” it to reveal the protein that scientists use for constructing new materials.
A Human Sundial
Why does the length and direction of our shadow change throughout the day? It all comes back to rotation and position of our planet relative to the sun.
Solar Convection
Use hot and cold water to see how fluids at different temperatures move around in convection currents in this DIY Sun Science Activity from Lawrence Hall of Science.