![How can you see underwater?](/sites/default/files/2019-08/how-can-you-see-underwater.jpg)
How can you see underwater?
Hands-on Activities
Explore how we see things through water.
![Dinosaur footprint fossil](/sites/default/files/2019-08/313px-Gigandipus.jpg)
How did dinosaurs leave fossils behind?
Hands-on Activities
Using a toy dinosaur and some plaster of Paris, learn how dinosaur footprints could become fossils.
![Polar bear and two cubs](/sites/default/files/2020-12/polar-bear-and-her-cubs.jpg)
How do animals stay warm in the winter?
Hands-on Activities
Animals have some unique adaptations to stay warm. Discover what conduction of heat and insulation have to do with staying warm!
![How big were dinosaurs?](/sites/default/files/2019-08/how-big-were-dinosaurs.jpg)
How big were dinosaurs?
Hands-on Activities
Some dinosaurs were very big! Compare the sizes of different dinosaurs to the sizes of familiar objects you see in your community.
![How can I make a volcano?](/sites/default/files/2019-08/how-can-i-make-a-volcano.jpg)
How can I make a volcano?
Hands-on Activities
Create a model of an erupting volcano and learn about the structures of a stratovolcano in this hands-on activity.
![Can we make butter?](/sites/default/files/2019-08/can-we-make-butter.jpg)
Can we make butter?
Hands-on Activities
Do you like butter? Find out how easy it is to make!