![Tug-of-War game](/sites/default/files/styles/resource_card_image_360x300_/public/2019-10/Tug-of-war_game.jpg?itok=DOLAU3v8)
Push and Pull
Lessons
Students develop and apply Observing, Comparing & Contrasting and Sorting & Classifying skills as they explore the forces of push and pull acting on everyday objects.
![Water slides](/sites/default/files/styles/resource_card_image_360x300_/public/2020-01/Water_slide.jpg?itok=y1yPxO54)
How Surfaces Affect Motion
Lessons
Will it slide or stick? Students conduct a fair test to investigate how different solid surfaces affect the movement of an object on a ramp.
![Marble run prototype](/sites/default/files/styles/resource_card_image_360x300_/public/2019-09/Marble_run_prototype.jpg?itok=EwWmTwaO)
Design & Build a Marble Run
Lessons
Students will work collaboratively to design and build a marble run that meets specific criteria.
![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.