![How do scuba divers sink?](/sites/default/files/2019-08/how-do-scuba-divers-sink.jpg)
How do scuba divers sink?
Hands-on Activities
It’s not easy to dive deep underwater. How do divers get down deep? Learn how scuba divers manipulate density to move up and down in this hands on activity.
![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 a person walk through a sheet of paper?](/sites/default/files/2019-08/how-can-a-person-walk-through-a-sheet-of-paper.jpg)
How can a person walk through a sheet of paper?
Hands-on Activities
In this challenge activity discover how one piece of paper can go a long way. It's time to think outside the box!
![How can I build a rollercoaster?](/sites/default/files/2019-08/how-can-i-build-a-roller-coaster.jpg)
How can I build a rollercoaster?
Hands-on Activities
Try your hand at building a “super coaster” using materials around your home.
![How can I engineer a raft so that it holds the most weight?](/sites/default/files/2019-08/how-can-i-engineer-a-raft.jpg)
How can I engineer a raft so that it holds the most weight?
Hands-on Activities
Explore the forces of gravity and buoyancy while designing a raft to hold the most weight possible.
![How can I get a quarter through a dime sized hole?](/sites/default/files/2019-08/how-can-i-get-a-quarter-through-a-dime-sized-hole.jpg)
How can I get a quarter through a dime sized hole?
Hands-on Activities
Can you think like an engineer? Try to solve a tricky size and shape problem in this activity.
![How can I make a bottle rocket?](/sites/default/files/2019-08/how-can-i-make-a-bottle-rocket.jpg)
How can I make a bottle rocket?
Hands-on Activities
Use a pop bottle and other everyday materials to create a rocket that you can launch outdoors.
![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.
![How can I make a Vortex Cannon?](/sites/default/files/2019-08/how-can-i-make-a-vortex-cannon.jpg)
How can I make a Vortex Cannon?
Hands-on Activities
Build a vortex cannon and discover how fluids (liquids and gases) can move in unique ways due to their physical properties.
![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!
![Planet and asteroid orbits around the Sun](/sites/default/files/styles/resource_card_image_360x300_/public/2019-09/Planet_and_asteroid_orbits_around_Sun.png?itok=Vp9Ht9tN)
Orbital Mechanics
Backgrounders
This backgrounder helps explain the laws of Orbital Mechanics, including Newton’s Laws.
![Opening can of pop](/sites/default/files/styles/resource_card_image_360x300_/public/2019-09/Opening_can_soda_pop.png?itok=zJDIkoIl)
The Chemistry of Pop
STEM Explained
There’s a lot of cool chemistry in a can of pop! Learn how solubility, chemical equilibrium, acids & bases and gas laws work in some of your favourite drinks.