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Exploratorium

Exploratorium: Science Snacks: Radioactive Decay Model

For Students 9th - 10th
A simple experiment where pennies are thrown, then half are removed, to simulate how radioactive decay works.
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Exploratorium

Exploratorium: Science Snacks: Radiohead

For Students 9th - 10th
Try this experiment to see how sound transmits as vibrations through solid matter. You will use a toothbrush to listen to the radio.
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Exploratorium

Exploratorium: Science Snacks: Remote Control Roller

For Students 9th - 10th
Investigate the forces of electrons and protons in this experiment with electrostatic charges.
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Exploratorium

Exploratorium: Science Snacks: Resonant Pendulum

For Students 9th - 10th
An experiment in resonance that demonstrates how to make a pendulum swing widely by exerting only a small force.
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Activity
Exploratorium

Exploratorium: Science Snacks: Resonant Rings

For Students 9th - 10th
An experiment in resonance that demonstrates how the vibrations of an earthquake affect buildings of different sizes and degrees of flexibility.
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Activity
Exploratorium

Exploratorium: Science Snacks: Resonator

For Students 9th - 10th
An experiment in resonance that demonstrates how to synchronize an applied force with an object's natural frequency and amplify the resulting motion.
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Activity
Exploratorium

Exploratorium: Science Snacks: Rotating Light

For Students 9th - 10th
An experiment where polarized light is shone into a solution of sugared water, causing each of the colors in white light to change direction in varying amounts.
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Activity
Exploratorium

Exploratorium: Science Snacks: Secret Bells

For Students 9th - 10th
An experiment demonstrating how sound vibrations transmit through metal.
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Activity
Exploratorium

Exploratorium: Science Snacks: Seeing Your Retina

For Students 9th - 10th
Try this experiment where you examine the blood vessel network of your retina and the eye's blind spot. Includes a safety precaution.
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Activity
Exploratorium

Exploratorium: Science Snacks: Short Circuit

For Students 9th - 10th
Learn how fuses and circuit breakers work to stop the flow of electricity in a circuit so as to prevent fires. This experiment requires caution.
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Activity
Exploratorium

Exploratorium: Science Snacks: Soap Film Interference Model

For Students 9th - 10th
In this experiment, students construct models of larger red and smaller blue waves on index cards, and use them to investigate how light behaves when it is reflected off the front and the back of soap film.
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Exploratorium

Exploratorium: Science Snacks: Sound Sandwich

For Students 9th - 10th
Make a simple wind instrument and use it to experiment with pitch.
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Exploratorium

Exploratorium: Science Snacks: Stereo Sound

For Students 9th - 10th
Try this experiment to understand how your ears are able to locate where a sound is coming from.
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Exploratorium

Exploratorium: Science Snacks: Vortex

For Students 9th - 10th
Investigate centripetal force in this activity where you create a mini-tornado in two connected soda bottles.
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Activity
Exploratorium

Exploratorium: Science Snacks: Your Father's Nose

For Students 9th - 10th
After constructing a frame with a mirror made of horizontal strips, explore what your face would look like if it was made up of half of someone else's.
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Exploratorium

Exploratorium: Science Snacks: Your Sense of Taste

For Students 9th - 10th
Investigate the taste receptors on your tongue in this Life Saver tasting experiment.
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Activity
Exploratorium

Exploratorium: Science Snacks: Balancing Ball

For Students 9th - 10th
Experience the same lift that flies airplanes with this activity where you suspend a ball in a stream of air. This activity illustrates Bernoulli's principle.
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Exploratorium

Exploratorium: Science Snacks: Bubble Tray

For Students 9th - 10th
This activity allows students to create and observe giant bubbles.
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Exploratorium

Exploratorium: Science Snacks: Color Contrast

For Students 9th - 10th
Did you know that different-colored backgrounds cause colored objects to look different? In this investigation, students will experience this phenomenon.
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Activity
Exploratorium

Exploratorium: Science Snacks: Color Table

For Students 9th - 10th
Did you know that different-colored backgrounds cause colored objects to look different? In this investigation, students will experience this phenomenon.
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Activity
Exploratorium

Exploratorium: Science Snacks: Electroscope

For Students 9th - 10th
In this activity, students will build electroscopes from common materials. With their electroscopes, students can then conduct experiments to find out what happens to charged objects.
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Exploratorium

Exploratorium: Science Snacks: Flying Tinsel

For Students 9th - 10th
Can you make tinsel fly? In this activity, experiment with positive and negative charges to suspend tinsel into the air!
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Activity
Exploratorium

Exploratorium: Science Snacks: Head Harp

For Students 9th - 10th
Want to make music with your head? In this experiment, create a musical instrument by wrapping a string around your head.
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Activity
Exploratorium

Exploratorium: Science Snacks: Inverse Square Law

For Students 9th - 10th
Learn about how the intensity of light is governed by the inverse-square law with this activity. Activity has you experimenting to find that the intensity of light decreases as the inverse square of the distance.

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