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Showing results 21 to 40 of 45
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Sound Representation: Modems Unplugged
Source Institutions
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.
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Patterns in Pixels
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This activity (page 2) draws upon a familiar, computer-based concept related to visual resolution: pixilation.
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pH Scale
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In this online interactive simulation, learners will test the pH of liquids like coffee, spit, and soap to determine whether each is acidic, basic, or neutral.
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Human Interface Design: The Chocolate Factory
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In this activity about human interface design issues, learners help the Oompa-Loompas of a great chocolate factory solve different problems.
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Nano Scavenger Hunt
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This is an activity (located on page 3 of PDF under Where's Nano? Activity) about identifying nanoscale objects and phenomena in today's world.
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Decode the Barcode
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In this online activity, learners crack the special code imprinted on envelopes to help the U.S. Postal Service deliver the mail.
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Home Water Audit
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This activity offers learners and their families several ways to raise their awareness together about home water.
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A Penny Saved is a Penny Heard
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In this activity (11th activity on the page), learners use pennies to test their hearing acuity.
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Make a Human Scale Ladder
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In this quick activity about size and scale (on page 2 of the PDF under What's Nano?
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Space Origami: Make Your Own Starshade
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In this activity, learners cut out and fold their own collapsible origami starshade, an invention that shields a telescope's camera lens from the light of a distant star so that NASA scientists can ex
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Forward Thinking
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In this activity, learners create their own weather forecast map.
Waves: An Alternative Energy Source
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In this data analysis and environmental science activity, learners evaluate the feasibility of wave energy as a practical alternative energy source using ocean observing system (OOS) buoys.
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AM in the PM
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In this activity, learners will listen to as many radio stations as possible to discover that AM radio signals can travel many hundreds of miles at night.
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The Turing Test: Conversations with Computers
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This activity aims to stimulate discussion on the question of whether computers can exhibit “intelligence,” or are ever likely to do so in the future.
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The Search for Secret Agents
Learners tour their school or home looking for sources of indoor air pollutants (IAPs).
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Bernoulli's Blowout
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In this quick activity (page 1 of PDF under SciGirls Activity: Kites), learners will witness firsthand the effects of Bernoulli’s Principle by capturing a ping pong ball in the stream of air created b
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Artificial Intelligence: The Intelligent Piece of Paper
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This activity explores what it means for a computer to be intelligent and introduces the topic of what a computer program is and how everything computers do simply involves following instructions writ
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Planetary Rescue Squad
Source Institutions
This is an online Flash game where learners can experiment with ballistics and how to compensate for the varying levels of gravity found on the planets of our Solar System.
MarsBound!: Mission to the Red Planet
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MarsBound! is an engineering simulation activity in which learners use realistic techniques to plan a mission to Mars.
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Total Internal Reflection
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In this activity, learners use a laser pointer, empty soda bottle, rubber plug and water to demonstrate total internal reflection.