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Showing results 121 to 140 of 158

Wind Tube
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In this activity, learners explore moving air and the physics of lift and drag by constructing homemade wind tunnels.

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

Doghouse Design
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This activity (on page 2 of the PDF under SciGirls Activity: Doghouse Design) is a full inquiry investigation into absorption and reflection of radiant energy.

Making Sense of Sensors
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In this activity, learners explore sensors and focus specifically on how to measure humidity using a sensor.

Molecular Gastronomy: Use Self-Assembly to Make a Dessert Topping
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Molecular gastronomy is the scientific study of food preparation. Learners use self-assembly techniques to create edible capsules of chocolate syrup (food grade ingredients are required).

Build Your Own Solar Oven
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Learners follow directions to construct a solar oven that really cooks! The solar oven uses aluminum foil to reflect sunlight into a cooking chamber, which is painted black.

Traveling Nanoparticles Model
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This is an activity (located on page 3 of the PDF under Nanosilver Activity) about diffusion of small molecules across cell membranes.

Exploring Black Holes and Gravity
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This fun and simple hands-on astronomy activity lets learners imagine what would happen if our Sun were replaced with a black hole.

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.

Waterproof that Roof!
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In this activity, learners explore how engineers have improved roofing designs and materials in order to protect the contents of buildings.

Statue Display Tower
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In this activity, learners design, build, test and redesign a display tower that will meet a specific set of criteria and constraints.

Self-Assembling Dessert Toppings
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This is an activity (located on page 3 of the PDF under Self-Assembly Activity) about self-assembly, the ability of molecules to assemble themselves according to certain rules.

Jump Into Design: Understanding the Design Process
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In this series of activities (page 5), students are introduced to the design process.

Effect of Environment on Plant Growth
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The purpose of this plant biotechnology activity is to demonstrate the effect of changes in the environment on the growth and fertility of landscape grasses and crop grasses such as wheat and rice.

Blowin' in the Wind
Source Institutions
In this environmental engineering activity, learners build windmills using everyday items. The first challenge is to build windmills that spin when placed in front of a fan.

Puppet Power
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In this mechanical engineering activity, learners design shadow puppets with moving parts and use them to tell stories.

Backyard Biodiesel
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In this activity, learners make a small batch of biodiesel that will work in any diesel engine. Learners use an old juice bottle as a "reactor" vessel to chemically process vegetable oil into fuel.

Delivery Capsules
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Learners make self-assembled polymer spheres as a model for the lipid nanoparticles found in COVID-19 mRNA vaccines.

Get It Write
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In this activity, learners explore how pens have been engineered and re-engineered over time. Learners work as a team to develop a working pen out of everyday items.

Electric Switches
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In this activity, learners incorporate a simple switch into a battery/bulb circuit. Learners will use their knowledge of circuits to design and make their own switches using common materials.