![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 Harvard training aircraft](/sites/default/files/styles/resource_card_image_360x300_/public/2021-12/harvards.jpg?itok=54yNGDe_)
How Planes Fly
Backgrounders
Learn about what gets planes up in the air, what keeps them up there, and what brings them down again.
![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!
![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.
![The planet Mars](/sites/default/files/2019-10/Mars.png)
What is your weight on another planet?
Hands-on Activities
Do you weigh the same on Jupiter as you do on Earth? Learn to calculate your weight on a different planet.
![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.
![Ferris Wheel: The London Eye Ferris Wheel: The London Eye](/sites/default/files/styles/resource_card_image_360x300_/public/London_Eye_-_head_on_view.jpg?itok=LdM6yYsS)
Simple Machines: Wheels And Axles
Picture Collections
6 images of some objects such as ferris wheels and skate boards with wheel and axle mechanisms that create rotary movement
![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!
![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!
![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.
![Teenage boys arm wrestling at school](/sites/default/files/styles/resource_card_image_360x300_/public/2019-09/teenage-boys-arm-wrestling.jpg?itok=FeHUO_WV)
Arm Wrestling and Torque
STEM Explained
Arm wrestling isn’t just a test of strength. It’s also a test of how well you understand torque.