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Showing results 61 to 80 of 192

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This activity shows learners how computers use numbers to represent pictures. A grid is used to represent the pixels (short for picture elements) of a computer screen.

1 cent - $1 per student Ages 6 - adult 30 to 45 minutes
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In this activity, learners explore sensors and focus specifically on how to measure humidity using a sensor.

$10 - $20 per group Ages 8 - 18 1 to 2 hours
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In this activity, learners make an equatorial sundial, which is simple to construct and teaches fundamental astronomical concepts. Learners use the provided template and a straw to build the sundial.

1 cent - $1 per group Ages 11 - 18 2 to 4 hours
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In this activity, learners explore how anemometers work to record wind speeds and how the equipment has undergone engineering adaptations over time.

Over $20 per group Ages 8 - 18 1 to 2 hours
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In this activity (on page 5 of PDF), learners use dry ice and household materials to make scientifically accurate models of comets.

$5 - $10 per group Ages 6 - adult 10 to 30 minutes
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In this activity, learners discover the principles of edible glass by making a supersaturated sugar solution.

$5 - $10 per group Ages 8 - adult 2 to 4 hours
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In this two-part activity, learners map a navigation plan to get from Earth to Mars and back. In activity one, learners represent the orbital paths of Earth through dance and dramatic movement.

1 cent - $1 per group Ages 8 - 18 45 to 60 minutes
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In this activity, learners build mini catapults using paint paddles and a spoon. Use this activity to introduce learners to forces and projectile motion.

$1 - $5 per student Ages 6 - 18 10 to 30 minutes
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In this activity, learners work in groups to design a parachute out of household items that keeps an egg secure when dropped from a certain height.

free Ages 11 - 18 45 to 60 minutes
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In this activity, learners explore how product design differences can affect the success of a final product -- in this case a bag for holding candy.

$5 - $10 per group Ages 8 - 18 1 to 2 hours
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In this data activity, learners analyze data from coral reef snapshots taken by scientists at the Virginia Institute of Marine Science.

free Ages 11 - 18 45 to 60 minutes
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In this activity, learners will explore how and why weight distribution works.

$1 - $5 per group Ages 4 - adult 10 to 30 minutes
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This activity helps students learn how computers "compress" text by identifying repeating patterns of letters, words, and phrases.

1 cent - $1 per student Ages 8 - adult 30 to 45 minutes
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In this activity, learners listen to songs and decode hidden messages based on the same principle as a modem. As a final challenge, learners decode the binary messages in a music video.

free Ages 6 - 18 30 to 45 minutes
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In this activity, learners work in teams to simulate the process used by Global Positioning Systems (GPS) to determine the location of a fallen meteorite in Antarctica.

$1 - $5 per student Ages 11 - 18 10 to 30 minutes
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In this activity, learners carry out a scientific investigation of dust in their classroom. Learners produce an analysis on graph paper of the dust they collect over the course of a few days.

$1 - $5 per group Ages 11 - 18 1 to 7 days
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In this activity, learners explore the concept of how engineering solved the problem of human/computer interface.

$10 - $20 per group Ages 8 - 18 1 to 2 hours
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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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In this activity, learners make their own binary code bracelets by translating their initials into 0s and 1s represented by beads of 2 different colors.

1 cent - $1 per student Ages 8 - 18 10 to 30 minutes