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Sky Diver
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Students design and build their own parachutes in this hands-on engineering project.

Column Chromatography
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In this activity, learners separate the components of Gatorade using a home-made affinity column.

Harvesting Chemicals from a Battery
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In this activity, learners take apart a used zinc-carbon dry cell battery.

Getting Your Bearings
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In this activity, learners explore the concept of friction and how ball bearings reduce friction.

Give Me a Brake
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In this activity, learners explore the concept of how brakes can stop or slow mechanical motion.

How Our Environment Affects Color Vision
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In this lab (Activity #1 on page), learners explore how we see color.

Instant Ice Cream with a Dry Ice Bath
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In this chemistry meets cooking activity, learners make carbonated, vanilla ice cream using dry ice and denatured ethanol, which are both inexpensive and accessible.

To Topo Two
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In this activity, two groups of learners create two separate landform models out of clay (mountains and valleys).

Salting Out
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In this activity, learners create a mixture of water, alcohol and permanent marker ink, and then add salt to form a colored alcohol layer on top of a colorless water layer.

Paper Bridges
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In this activity, learners build bridges using paper and explore how much weight each bridge design can support.

Keep Out!
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In this technology activity, learners build an "alarming" doormat to keep siblings out of their rooms. Use this activity to teach learners about circuits, switches, and sensors.

Groovy Sounds
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In this activity related to music and sound vibrations, learners make a phonograph or record player out of simple materials. First, learners assemble the turntable, arm, and sound cone.

Kick Stick Challenge
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In this design challenge activity, learners investigate series circuits and motors to build a hand-held "kick stick." Their goal is create a battery-operated device that sends a Ping-Pong ball across

Swinging Yo-Yo
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Learners build a pendulum from a yo-yo, and then design their own experiment to determine what affects the pendulum's period of swing.

Wind Turbine
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Learners build a wind turbine and test it to see how much energy is created.

Electric Gamebox Challenge
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In this design challenge activity, learners invent a pinball-like game where a kick stick hits a ping pong ball into a target that buzzes.

On Target
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In this design challenge activity, learners modify a cup so it can carry a marble down a zip line and also drop it onto a target.

Aesop's Arithmetic
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In this activity (located on page 9 of the PDF), learners are introduced to Aesop's fable, "The Crow and the Pitcher." In the story, a clever crow drops pebbles into a pitcher to cause the water level

Make a Garbage Bag Kite
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Make a kite out of a garbage bag, shower curtain, painting tarp--anything light, thin, flexible and plastic!
Coastal Erosion: Where's the Beach?
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Learners use beach profile data from a local beach or online data from Ocean City, Maryland to investigate coastal erosion and sediment transport.