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This activity (on page 2) explores how sensing is part of robotics. Learners try tying their shoes with different constraints.

In this activity (on page 2 of PDF), learners make their own totem poles out of recycled materials.

Learners make a simple battery out of "sandwiches" of aluminum foil, pennies, and a salt water-soaked paper towel.

This activity explores the basic workings of a siphon, which is the core technology that makes toilets work.

Data in computers is stored and transmitted as a series of zeros and ones. Learners explore how to represent numbers using just these two symbols, through a binary system of cards.

In this activity, children and adults work together to explore their relationship with technology and examine ways to make sustainable media consumption choices.

In this activity, learners will imagine the challenges and opportunities of asteroid mining.

Computers are often used to put lists into some sort of order—for example, names into alphabetical order, appointments or e-mail by date, or items in numerical order.

In this activity (on page 2 of PDF), learners create a low-tech refrigerator that requires no electricity to keep food from spoiling.

Learners design different shaped bandages for different purposes. First, they draw their designs on paper.

In this activity, leaners explore building techniques by recreating the story of The Three Little Pigs.

In this activity (on page 2) about fingerprint analysis, learners use graphite from a pencil and scotch tape to capture their fingerprints.

Even fast computers are limited to how quickly they can solve problems. One way to speed things up is to use several computers at once.

In this experiment, learners design and build a model room in a shoebox and furnish it with tiny furniture.