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Gravity

Four Harvard training aircraft

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

Four Forces of Flight

Backgrounders

Learn about the four forces of flight.

The planet Mars

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.

Wingsuit flying over Massachusetts

Soaring for Sport

STEM Explained

Ever dreamed if overcoming gravity and flying away? Using aerodynamics, wingsuit jumpers get as close to flight as humanly possible.

How can I make an egg float?

How can I make an egg float?

Hands-on Activities

In this challenge activity find out if you can get an egg to float. Learn how the density of matter affects the buoyancy of objects.

How can I make my own weighing scale?

How can I make my own weighing scale?

Hands-on Activities

Make a scale from simple materials and test it to measure weight.

How can you lift a marble off a table without touching it with your hands?

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!

Boy on bicycle

How Can I 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 gravity, drag and friction!

How can I build a rollercoaster?

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?

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.