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Showing results 81 to 100 of 199

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In this activity, learners explore the principles of magnetism by observing how various materials interact with magnets and superconductors.

$1 - $5 per group Ages 14 - adult 10 to 30 minutes
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In this activity, learners use coverslips to collect organisms from a pond, estuary or marine environment and then examine what they have caught with a microscope.

$10 - $20 per group Ages 8 - 18 1 to 7 days
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Create gas with a glass of water, some wire, conductors and a battery! You will be separating water (H2O) into oxygen and hydrogen.

$5 - $10 per student Ages 8 - 18 10 to 30 minutes
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In this activity, learners explore density, convection, stratification, and, by inference, the melting of icebergs. Learners make hypotheses, test their hypotheses, and explain their observations.

1 cent - $1 per group Ages 11 - 18 30 to 45 minutes
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In this activity, learners test the Law of Reflection based on experimental evidence. Learners produce raw data and explanations based on their data: pencil tracings of incident and reflection rays.

$1 - $5 per group Ages 14 - 18 45 to 60 minutes
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In this activity, learners explore the design of rubber band powered cars. Learners work in teams of "engineers" to design and build their own rubber band cars out of everyday items.

$5 - $10 per group Ages 8 - 18 1 to 2 hours
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Learners place water and part of an antacid tablet in a film canister. The reaction creates a gas reaction that launches the film canister like a rocket.

1 cent - $1 per student Ages 6 - 18 Under 5 minutes
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In this activity, learners demonstrate the effects of cold-working (strain-hardening) and annealing. Learners discover that these processes change the load that a wire can support.

$1 - $5 per group Ages 14 - adult 2 to 4 hours
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Learners use compasses to detect the magnetic field created by current moving through a wire. This is one of four activities learners can complete related to PhysicsQuest 2008.

$1 - $5 per group Ages 11 - 18 45 to 60 minutes
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In this activity, learners explore the unique challenges in transportation engineering, such as devising a method for skiers or hikers to get to the top of a mountain.

$10 - $20 per group Ages 8 - 18 1 to 2 hours
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This demonstration/activity helps learners understand why higher elevations are not always warm simply because "hot air rises." Learners use a tire pump to increase the pressure and temperature inside

$1 - $5 per group Ages 8 - 18 10 to 30 minutes
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In this activity, learners explore the devices used over time to measure changes in temperature.

$1 - $5 per group Ages 8 - 18 1 to 2 hours
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In this activity, learners explore chemical engineering and how the processes of chemical plating and electroplating have impacted many industries.

$10 - $20 per group Ages 11 - 18 1 to 2 hours
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This is an activity about reaction times. Just how quickly must an NHL goalie respond to save a shot, and how does your reaction time compare?

1 cent - $1 per group Ages 14 - adult 10 to 30 minutes
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In this activity, learners explore how composites work by creating and testing their own composite for an imaginary company.

$1 - $5 per student Ages 11 - 18 4 to 24 hours
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In this edible experiment, learners pour "Magic Shell" chocolate into a glass of cold water. They'll observe as pillow shaped structures form, which resemble lavas on the sea floor.

$1 - $5 per student Ages 8 - 18 5 to 10 minutes
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In this activity, learners use a chemical reaction to visualize where moisture forms on the body.

$10 - $20 per group Ages 8 - 18 10 to 30 minutes
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In this lab, learners evaluate the relative effectiveness of various chemical substances (i.e. garlic powder, bathroom cleaner, mouthwash, etc.) as antimicrobial agents.

$5 - $10 per student Ages 11 - 18 4 to 24 hours
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In this activity, learners construct a device out of a piezoelectric igniter, like those used as barbecue lighters.

$5 - $10 per student Ages 11 - 18 30 to 45 minutes
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In this activity (pages 13-14), learners investigate the properties of smart materials, which are materials that respond to things that happen around them.

$5 - $10 per student Ages 8 - adult 10 to 30 minutes