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Pop Can "Hero Engine"
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In this activity, learners build water-propelled engines from soft drink cans.

Puff Car
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In this activity, learners are challenged to design a wind-powered car using only a handful of household materials.

Pinball Wizard
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In this hands-on engineering project, kids use two simple machines, levers and inclined planes, to construct their own pinball machines.

Keep-a-Cube
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In this activity, challenge learners to keep an ice cube from completely melting in 30 minutes. Learners engineer a box or wrap to prevent an ice cube from melting.

Paper Towel Strength
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In this activity, learners will test the strength of different brands of paper towels.

Engineer A Bird Feeder
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In this activity, learners of all ages will design a functional bird feeder using familiar, every day materials.

Elevator Engineering
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In this activity, learners will use household items to design and build an elevator that will carry 2 passengers to a height of 16 inches...or higher!

Gumdrop Dome
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In this activity (located on pages 23-24 of the PDF), learners are introduced to structural engineering and encouraged to practice goal-oriented building.

Design a Grabbing Tool
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Using simple materials from around the house and recycled materials, learners will engineer a grabber device to pick up and put down objects that are at least 12 inches away.

Bouncing Balloons
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In this sports-themed engineering activity, learners create super bouncy balls out of balloons. Learners brainstorm, test their designs, and share results.

Building Bridges
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In this activity, learners explore the engineering design process and the basic mechanics behind building bridges as they build one themselves using gumdrops and toothpicks.

Four Corners
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In this design challenge activity, learners build a machine out of cardboard that runs smoothly and dependably. Learners must be precise to make sure their component works properly.

Egg Bungee Jump
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In this activity, learners design a bungee jump for an egg using nylon stockings.

Exploring the Solar System: Mission to Space Board Game
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In this tabletop board game, players will represent a team of scientists and engineers sending a spacecraft on a mission to space.

Whirling Windmills
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In this activity, learners are challenged to design and construct a windmill to harness the power of wind.

Mating Game
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In this game (on pages 14-21), learners explore how each human being inherits genetic traits such as eye color.

Lego Man Jump
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In this activity, learners are challenged to create a parachute using easily sourced materials in order to transport a LEGO figure safely to the ground.

Hail Storm House
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In this activity, learners construct hail-proof houses using recycled materials to discuss storm readiness and safety.
Shadow Puppets
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If you have lights, cardboard, scissors, and some brass fasteners, you can make shadow puppets! Create a story-telling and design challenge for your learners with this simple and creative activity.

Balancing Sculptures
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In this activity, learners will use a variety of household and/or natural objects to design a sculpture that balances from a single point.