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Showing results 81 to 100 of 133

Head Harp
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Put a string around your head, and play it! Learn about vibration, sounds, and pitch.

Inverted Bottles
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In this activity, learners investigate convection by using food coloring and water of different temperatures.

Sizing Up Temperature
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In this activity, learners explore Charles' Law in a syringe.

Shrinking Spot
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In this activity, learners control the (apparent) size of a hole with their brain.

Simple Pop-Up Mechanisms
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In this activity, learners construct three quick and simple mechanisms to start building a pop-up book. Learners fold, cut, and glue paper to make a bird beak, parallelogram, and V-fold.

Waterbottle Membranophone
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In this activity, you'll use a straw, a water bottle and a paper tube to make an instrument that's very much like a saxophone.

Take an Egg for a Spin
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This is an activity about friction as well as kinetic and potential energy.

Balancing Stick
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In this quick and simple activity, learners explore how the distribution of the mass of an object determines the position of its center of gravity, its angular momentum, and your ability to balance it

Seeing Your Blind Spot
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This activity (aka "snack") provides instructions for discovering your blind spot. It is an exploration of light and visual perception using simple materials you may have around the house.

Repulsive Grape: Diamagnetism
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Do grapes, yes the grapes from the grocery store, move in the presence of a very strong magnet?

Cylindrical Wing
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In this design and physics challenge, learners construct a cylindrical wing, fly it, make modifications, and determine how the changes affect flight patterns.

The Four-Square Quilt
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In this activity, learners arrange triangles together to make patterns to create paper quilts. Learners experiment with arranging the triangles in different ways to make various designs.

Pinhole Magnifier
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In this activity related to light and perception, learners use a pinhole in an index card as a magnifying glass to help their eye focus on a nearby object.

Tiny Pants Photo Challenge
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In this activity, learners use a simple trick of perspective to dress friends in tiny cutout clothing. Learners make tiny pants out of card stock and tape them to the end of a stick.

Finding the Sweet Spot
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In this activity, learners will discover how to find the "sweet spots" on a baseball bat. Whenever an object is struck, it vibrates in response.
Floating Paperclip and Other Surface Tension Experiments
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In this activity, learners experiment with surface tension using everyday household items such as strawberry baskets, paperclips, liquid dish soap, and pepper.

Fog Chamber
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In this weather-related activity, learners make a portable cloud in a bottle.

Magnetic Free Fall
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In this activity, learners use a pencil, magnets, and mat board to illustrate Newton's Second Law.

Disappearing Act
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Make a camouflage cut-out animal! Using patterned paper or magazine pictures from around the house, use your craft skills to make a paper animal that blends into its background.

Geyser
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This Exploratorium activity can be used in many contexts because geysers are great opportunities for learning about heat and temperature changes as well as geological/space science phenomena.