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Blow It Away
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In this activity, learners design wind-powered cars out of simple household materials. Students have fun designing and then racing their vehicles around the room.

A Hole in the Ground
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Learners build models of sinkholes to gain an intuitive knowledge of their physical aspects.

A Question of Balance
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In this activity, learners explore how engineers use scales and measures when designing a manufacturing process to ensure that final products are uniform in weight or count.

Can You Copperplate?
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In this activity, learners explore chemical engineering and how the processes of chemical plating and electroplating have impacted many industries.

Roller Coasters
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In this activity learners will build roller coasters and test them using small balls or marbles.

Wandering Wands
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In this activity, learners construct wands that play different notes depending on information from light sensors programmed via a PICO Cricket.

Everything Grows
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In this activity, learners explore patterns and sequences as they observe fictional plant growth.
Peppy's Day in the Park
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In this math activity, learners build Peppy the dog the best trail and park for running around.

Make Your Own Perfume
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In this activity about olfaction (7th activity on the page), learners use natural ingredients to concoct their own perfume.
Stack-o-Pennies Shop
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In this math activity, learners pretend there is a special store that lets you pay for toys by their height in pennies.

Puff Mobile
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In this engineering activity, challenge learners to design a car using only 3 straws, 4 Lifesavers™, 1 piece of paper, 2 paper clips, tape, and scissors.
Take a Guess
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In this activity, learners use what they know about probability to figure out what is in a mystery bag. Learners analyze data to guess how many of each color crayons are in the bag.

Program a Friend
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In this activity (on page 2), one person "programs" the other like a robot to move through a space, trying to get them to avoid obstacles and reach a goal.

How Many Pennies?
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In this math activity, learners pretend there is a special store that lets you pay for toys by their weight in pennies.

Watercraft
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In this design challenge activity, learners build a boat that can hold 25 pennies (or 15 one inch metal washers) for at least ten seconds before sinking.

Feel the Heat
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In this design challenge activity, learners design and build a solar hot water heater. Their goal is to create a heater that yields the highest temperature change.

T-Shirt Transformation
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In this activity, learners will repurpose an old t-shirt to create their own yarn or string.

High Rise
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In this design challenge activity, learners build a tower that can support a tennis ball at least 18 inches off the ground while withstanding the wind from a fan.

Composites
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In this activity, learners explore how composites work by creating and testing their own composite for an imaginary company.

Acting Out
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This activity (on pages 21-32 of PDF) has learners act out several classic brain teasers.