![Shoe tread (aligraham, Pixabay)](/sites/default/files/styles/resource_card_image_360x300_/public/2019-11/Shoe_tread.jpg?itok=6Xi0pdSA)
Design & Build a Non-Slip Boot Tread
Lessons
Students work collaboratively to design and build a boot tread that will use friction to prevent slipping on an incline.
![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!
![Container ship in St. John’s harbor, Newfoundland, Canada](/sites/default/files/styles/resource_card_image_360x300_/public/2019-09/Container_ship_St._John%27s_NL.jpg?itok=2paJF3ET)
Why do Ships Float?
STEM Explained
Have you ever been on a ship and wondered how you’re staying afloat? The answer is buoyancy!