Free downloadable science activities

If you’re like most teachers we know, if you were granted one wish it would be for more time. Khan Academy wants to help.

Our free, downloadable classroom activities are creative, hands-on, designed by experts, and easy for teachers to use. Best of all, they save you hours of planning time. They’re the next best thing to a fairy godmother.

Here are the activities you’ll receive:

If you’re like most teachers we know, if you were granted one wish it would be for more time. Khan Academy wants to help.

Our free, downloadable classroom activities are creative, hands-on, designed by experts, and easy for teachers to use. Best of all, they save you hours of planning time. They’re the next best thing to a fairy godmother.

High School Physics

  • How do engineers design roller coasters?
  • How do engineers design strong bridges?
  • Why do generators need to spin to produce electric current? 
  • How do engineers design rescue cushions to save lives?
  • Why is a Neptune year so long?
  • Why do clothes develop static cling in a dryer?
  • How can motion produce electricity?
  • Why do optical discs reflect rainbow colors?
  • How do astronomers use light to study stars?

High School Chemistry

  • How can a big log turn into a tiny pile of ash when it burns? 
  • How do we know when dinosaurs lived on Earth?
  • How does water form droplets on surfaces?
  • Why does sand at the beach feel so hot, even when the water feels cool?
  • Why does food in a refrigerator stay fresh for longer?
  • How does the International Space Station produce enough oxygen to keep the astronauts alive?
  • What hidden trade-offs exist when we choose aluminum cans versus glass bottles for packaging?
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These activities are brought to you with support from Adobe, our official creativity partner.