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Showing results 81 to 100 of 266
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Our Sense of Touch: Two-Point Discrimination
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In this activity, learners investigate the touch sensory system and discover how to plan and carry out their own experiments.
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Our Sense of Sight: Eye Anatomy and Function
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In this activity, learners investigate the sense of sight and develop and conduct their own experiments.
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Wind Turbine
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Learners build a wind turbine and test it to see how much energy is created.
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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.
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Designer Seeds
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In this activity, learners will examine a variety of seeds, describe them, and determine how they are dispersed.
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Chilean Sea Bass: Off the Menu
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In this data analysis activity, learners use data collected by the Commission for the Conservation of Antarctic Marine Living Resources (CCAMLR) to study Chilean sea bass populations.
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Getting Your Bearings
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In this activity, learners explore the concept of friction and how ball bearings reduce friction.
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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.
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Pendulum Snake
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In this physics activity, learners assemble and/or investigate a pendulum "snake." Several large steel hex-nuts are suspended on strings of successively increasing length to form a series of pendulums
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Equatorial Sundial
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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.
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Hanford at the Half-Life Radiation Calculator
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This quiz lets you estimate your annual radiation exposure.
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Handheld Water Bottle Rocket & Launcher
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In this activity, learners build handheld rockets and launchers out of PVC pipes and plastic bottles. Use this activity to demonstrate acceleration, air pressure, and Newton's Laws of Motion.
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Measuring the Wind
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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.
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Trebuchet Toss
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In this activity, learners explore trebuchet design. Teams of learners construct trebuchets from everyday materials.
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Getting There!: Navigation and Trajectory
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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.
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Vestibular-Ocular Reflex
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In this activity, learners will perform various investigations to understand the vestibular-ocular reflex and learn about the importance of visual cues in maintaining balance.
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Water Rocket Launch
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In this activity, learners explore rocketry and the principals of space flight.
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Sort It Out!
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In this activity, learners explore how engineers have developed sorting systems which integrate into manufacturing and packaging processes. Learners explore how coins are made.
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Catapult
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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.
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The Parachuting Egg
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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.