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Showing results 41 to 60 of 165
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Mini Zoetrope
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In this activity (posted on March 27, 2011), learners follow the steps to construct a mini zoetrope, a device that produces an illusion of action from a rapid succession of static pictures.
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Designing a Wall
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In this engineering activity (page 5 of PDF), young learners investigate how materials and design contribute to the strength of a structure, particularly walls.
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Pico Cricket Compass
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Learners can program a compass to draw a circle by itself using a Pico Cricket, some Legos, and lots of tape! Pico Cricket is required.
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3-2-1 POP!
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In this physics activity, learners build their own rockets out of film canisters and construction paper.
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Blow-and-Go Parachute
Learners make a skydiver and parachute contraption and launch it. They see that the drag created by air resistance slows the descent of skydivers as they travel back to Earth.
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Achieving Orbit
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In this Engineering Design Challenge activity, learners will use balloons to investigate how a multi-stage rocket, like that used in the Interstellar Boundary Explorer (IBEX) mission, can propel a sat
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Trash Traits
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In this activity on page 24, learners perform experiments to examine whether or not trash can float, blow around, or wash away.
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Bobbing Eyeballs
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In this activity, learners use simple materials and basic tools to construct a special toy to explore pendulums. As the head of the toy bobs one way, the eyeballs bob the other way.
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Good Vibrations
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In this activity, learners experiment with their voices and noisemakers to understand the connections between vibrations and the sounds created by those vibrations.
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Weather Stations: Storms
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In this activity, learners test how cornstarch and glitter in water move when disturbed. Learners compare their observations with videos of Jupiter's and Earth's storm movements.
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Lighting Up Celery Stalks
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In this activity, learners conduct a series of hands-on experiments that demonstrate how the working of plants' veins, known as capillary action, enables water to travel throughout the length of a pla
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Submersibles and Marshmallows
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In this activity, learners discover the difficulty of ocean exploration by human beings as they investigate water pressure.
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Rubber Band Racer
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In this activity, learners construct speedy vehicles made out of paper plates and powered by twisted rubber bands.
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Exploring the Solar System: Stomp Rockets
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In "Exploring the Solar System: Stomp Rockets," participants learn about how some rockets carry science tools—not scientists—into space, and how a special kind of rocket called "sounding rockets" can
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Sink or Float
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In this activity, learners explore and compare the buoyant properties of materials found in nature and in human-made materials.
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Roving on the Moon
Add to list DetailsIn this design challenge activity, learners build a rubber band-powered rover that can scramble across the room.
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Magnetic Pendulum
Source Institutions
In this activity about magnetism (page 15 of the PDF), learners will explore how opposite and similar magnetic poles affect a swinging (pendulum) magnet.
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Paper Bridges
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In this activity, learners build bridges using paper and explore how much weight each bridge design can support.
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Straws and Pins
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In this activity, learners build bridges and cantilevers in a series of "building out" challenges with straws and pins.
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Swinging Yo-Yo
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Learners build a pendulum from a yo-yo, and then design their own experiment to determine what affects the pendulum's period of swing.