![Lunar lander floating above the moon, with the Earth in the background](/sites/default/files/styles/resource_card_image_360x300_/public/2022-08/Untitled%20design%20%2812%29.png?itok=tAd3Suzb)
Let's Talk Space Exploration Resources
Backgrounders
Discover a set of resources to develop background knowledge on the topic of space exploration.
![Beijing National Olympic Stadium](/sites/default/files/styles/resource_card_image_360x300_/public/2022-02/Beijing_olympic_stadium.jpg?itok=JhuZmq0A)
Go for the Gold with STEM
STEM Explained
Learn about how STEM powers the Winter Olympics.
![Satellites orbiting Earth](/sites/default/files/styles/resource_card_image_360x300_/public/2021-12/global-positioning-system.jpg?itok=IKUDapOB)
Introduction to Satellites
Backgrounders
Learn about the history, functions, and types of satellites.
![Four forces acting on an aircraft](/sites/default/files/styles/resource_card_image_360x300_/public/2021-11/Four_forces_of_flight.png?itok=6fuWyvYE)
Four Forces of Flight
Backgrounders
Learn about the four forces of flight.
![Astronauts from the Apollo Mission landing on the moon.](/sites/default/files/styles/resource_card_image_360x300_/public/2021-01/moon_landing.jpg?itok=7GFV-Nbc)
Let's Talk Lunar Resources
Backgrounders
Discover some background information on how we'll learn to live and work on the Moon - and beyond!
![Drop spindle with wool](/sites/default/files/2021-04/drop_spindle_with_fibres_0.jpg)
Recycling Yarn Part 2: Spinning
Hands-on Activities
This is the second part of a two-part activity on recycling yarn.
![Hands holding a hot mug](/sites/default/files/styles/resource_card_image_360x300_/public/2021-01/mittens_hot_mug.jpg?itok=wwJZkYcs)
Introduction to Heat Transfer
Backgrounders
Learn about the different ways that heat is transferred.
![ChaoticMind75 - iStock](/sites/default/files/2019-08/why-is-it-colder-in-the-winter-even-though.jpg)
Why is it colder in the winter even though the Earth is closer to the Sun?
Hands-on Activities
Learn why we have seasons in this hands on activity.
![What would happen if a meteor hit Earth?](/sites/default/files/2019-08/what-would-happen-if-a-meteor-hit-the-earth_0.jpg)
What would happen if a meteor hit Earth?
Hands-on Activities
Explore the effects of asteroid impacts in this hands on activity.
![Space junk](/sites/default/files/styles/resource_card_image_360x300_/public/2019-10/space-junk-orbiting-earth.jpg?itok=nA6-Kgmi)
Space Junk
STEM Explained
Litter isn't just a problem on Earth. When litter ends up in space, it can cause collisions and other consequences for satellites, the International Space Station and even for people on Earth!
![Carillon Hydroelectric Power Station, Saint-André-d'Argenteuil, Quebec](/sites/default/files/styles/resource_card_image_360x300_/public/2019-11/Carillon_Hydroelectric_Power_Station.jpg?itok=wwBKKBX5)
Generating Electricity: Hydroelectric Power
STEM Explained
Learn how moving water can be used to generate electricity. This is called hydroelectric power generation.
![How much power is generated when climbing a set of stairs?](/sites/default/files/2019-08/how-much-power-is-generated-when-climbing-a-set-of-stairs.jpg)
How much power is generated when climbing a set of stairs?
Hands-on Activities
Put on your running shoes and sharpen your pencil! Investigate the mathematical connection between work and power in this hands-on activity.
![Construction vehicles use hydraulics. Image © Djahan, iStockPhoto.com](/sites/default/files/styles/resource_card_image_360x300_/public/2019-09/Construction%20vehicles%20use%20hydraulics.jpg?itok=9wlkKEIz)
Hydraulics 101
STEM Explained
Hydraulics power many of the large machines you see around you.
![A group of teens riding bicycles](/sites/default/files/styles/resource_card_image_360x300_/public/2021-03/teenagers_on_bikes.jpg?itok=N_FfMvMA)
How Can Understanding Physics Help Me Go Faster on My Bike?
STEM Explained
You don’t have to pedal harder to go faster. You just have to understand a little bit about dynamics, gravitational force and friction!
![How can you lift a marble off a table without touching it with your hands?](/sites/default/files/2019-08/how-can-you-lift-a-marble-off-a-table.jpg)
How can you lift a marble off a table without touching it with your hands?
Hands-on Activities
Is it magic? No - it’s physics! Use circular motion to overcome the force of gravity and amaze your family!