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Hands-on Activities

Lenny and Lexie wearing eclipse glasses

Lenny and Lexie Get Ready for a Solar Eclipse

Hands-on Activities

Help Lenny and Lexie get ready for a solar eclipse using your unplugged coding skills.

A family watches an eclipse

Eclipse Watching

Hands-on Activities

Things to do on solar eclipse day!

Child using box eclipse viewer

Three Ways to Make a Solar Eclipse Viewer

Hands-on Activities

Safely view a solar eclipse by making and using a pinhole solar eclipse viewer.

Solar storm impacting satellite

How can you adapt communications to overcome interference?

Hands-on Activities

Challenge yourself to communicate through a simulated geomagnetic storm.

Hiker filling a water bottle

How can you design the least “expensive” water filter?

Hands-on Activities

Challenge yourself to design the best filter for the lowest cost!

Spiral staircase

Designing with the Fibonacci Sequence

Hands-on Activities

Create a design that uses the Fibonacci sequence.

Geometric artificial brain with chip, gears and circuit board

How can you train a machine learning system?

Hands-on Activities

Create a set of rules that a machine learning system could use to identify a specific icon from an icon library.

Vaccine cooler bag

How can you design an insulated container?

Hands-on Activities

How can you design a container that keeps something cold?

Cartoon bacteria through a magnifying glass

Design your own bacteria!

Hands-on Activities

How could you design a new type of bacteria that helps people?

Image of a windmill with a cloudy sky in the background.

How could you design a wind-powered elevator?

Hands-on Activities

Design a device that uses the power of wind to lift a small object.

Rover on the Moon

Can you design a rover that can survive on the moon?

Hands-on Activities

Design a lunar rover that can survive in the moon’s extreme environment.

SIlhouette of a figure examining stars with a telescope

How could you build a refracting telescope using water as the lenses?

Hands-on Activities

Build your own refracting telescope using glasses of water as the lenses.

Glowing blue padlock among lines of binary code

How can you protect your personal information?

Hands-on Activities

Protect your personal information with different types of encryption.

Simple computer icons

Can you design icons for different screens?

Hands-on Activities

Use pixels to design an icon in two sizes.

Tree stumps

How would you replant a forest?

Hands-on Activities

Design a device that can plant seeds or trees to help grow a forest.