Exploratorium
Exploratorium: Science Snacks: Penny Battery
In this experiment, students will learn how to make a battery with a water solution and two types of metal. This is then used to power an LED light. Includes video demonstration.
Exploratorium
Exploratorium: Science Snacks: Peripheral Vision
Try this experiment with a partner to investigate the extent of your peripheral eyesight. Includes video demonstration.
Exploratorium
Exploratorium: Science Snacks: Lateral Inhibition
An activity that will have you questioning which is in control, your eyes or your brain? This activity has students constructing simple paper tubes to investigate how the eyes work.
Exploratorium
Exploratorium: Science Snacks: Look Into Infinity
In this activity students will create images of images of images that can repeat forever. Students will recreate this effect by setting up two acrylic plastic mirrors.
Exploratorium
Exploratorium: Science Snacks: Looking a Little Spotty
By using digitally manipulated images, test your brain to see how much information is needed for your brain to produce an image.
Exploratorium
Exploratorium: Science Snacks: Magic Wand
In this activity you will be investigating where the picture of a movie or slideshow actually is. Is it in the air, screen, the eye of the viewer or in the film.
Exploratorium
Exploratorium: Science Snacks: Magnetic Lines of Force
In this activity discover the direction of the magnetic field by making patterns of the field visible with iron filings.
Exploratorium
Exploratorium: Science Snacks: Magnetic Pendulums
See how electricity and magnetism interact with this activity. Activity has students creating a current by swinging a copper coil through a magnetic field. The copper coil will start a second coil swinging as well.
Exploratorium
Exploratorium: Science Snacks: Magnetic Shielding
An activity where students test different materials to see which allow magnetic lines of force to pass through them and which block the magnetic lines of force.
Exploratorium
Exploratorium: Science Snacks: Magnetic Suction
An experiment to find out how an old-style doorbell works.
Exploratorium
Exploratorium: Science Snacks: Make Your Own Rainstick
Create a traditional instrument called a rainstick in this activity.
Exploratorium
Exploratorium: Science Snacks: Michelle O (Formerly Vanna)
Here is an activity where students experiment with how the brain receives a strange view of a familiar object.
Exploratorium
Exploratorium: Science Snacks: Milk Makes Me Sick
This activity will use glucose strips to explore the function of lactase enzyme in milk. Students will try to understand the lactase enzyme to figure out the basics of lactose intolerance.
Exploratorium
Exploratorium: Science Snacks: Mirrorly a Window
Understand that what you see is often affected by your expectations of what you think you should see. This activity will explore the sensation you feel when your brain expects to see something.
Exploratorium
Exploratorium: Science Snacks: Modulated Coil
Can you hear a magnet? In this activity you will be able to transfer the sound from your iPhone, iPod or radio to a cassette-tape player.
Exploratorium
Exploratorium: Science Snacks: Moire Patterns
In this activity, students will use Moire patterns to demonstrate wave interference.
Exploratorium
Exploratorium: Science Snacks: Momentum Machine
A quick activity to see how to speed up your spin on a chair.
Exploratorium
Exploratorium: Science Snacks: Motor Effect
Create a simple device to see how a force is exerted on a current by a magnetic field. This activity shows how an electric motor can be made with this force.
Exploratorium
Exploratorium: Science Snacks: Non Round Rollers
Can you build rollers that are not circle shaped? In this activity, build non-circular rollers that a flat panel can roll smoothly on.
Exploratorium
Exploratorium: Science Snacks: Ocean Acidification in a Cup
In this activity, you can observe how ocean acidification can have big consequences. This activity has students creating a cup that has a carbon dioxide-rich atmosphere that allows them to watch how the water changes beneath the atmosphere.
Exploratorium
Exploratorium: Science Snacks: On the Fringe
This activity will have students exploring interference patterns by observing air trapped between two pieces of clear plastic.
Exploratorium
Exploratorium: Science Snacks: Organ Pipe
Learn about resonance with this activity where a tuning fork's sound can be amplified! The sound is amplified by holding the fork over a pipe and changing the pipe's length.
Exploratorium
Exploratorium: Science Snacks: Overlapping Spot
Do you know how to make a bright spot brighter? In this activity, your eyes will send conflicting information to the brain. See how you perceive what is on the paper.
Exploratorium
Exploratorium: Science Snacks: Parabolas
Recreate this optical illusion using two parabolic mirrors to make it appear like an object is in the center, when it is really just its image. This experiment requires special equipment which may need to be purchased.