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Main navigation
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After Dark Thursdays
Calendar
Tactile Dome
Museum Galleries
Getting Here
Visitor FAQs
School Field Trips
Event Rentals
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Education Resources
Professional Development
Free Educator Workshops
Tools for Teaching and Learning
Learning About Learning
Community Programs
Educator Newsletter
Explore
Everything
Activities
Videos
Exhibits
Websites
Articles
About Us
Learn About Us
Our Story
Partnerships
Global Collaborations
Arts at the Exploratorium
Awards and Recognition
Contact Us
Join + Support
Donate Today!
Support Our Impact
Membership
Join Our Donor Community
Engage Your Business
Attend a Fundraiser
Explore Our Reach
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Store
Buy Tickets
Donate
Science Snacks: tool
CD Spectroscope
Turn an old CD into a spectroscope to analyze light.
Conductivity Meter
Make a conductivity meter and let your electrolytes shine.
Electroscope
Build an electroscope to detect electrical charge using straws.
Eyedropper Hydrometer
Construct a simple hydrometer to compare the densities of solutions.
Give and Take
Dark-colored materials absorb and emit energy more readily than light-colored materials.
Groovy Sounds
Make a record player with a pencil, pin, and paper.
Handy Measuring Tool
Measure the height of an object indirectly using your hand and a ratio.
Height Sight
Find the height of a tree, paper rocket or North Star.
Indicating Electrolysis
Break water into hydrogen and oxygen with a simple device.
Light Wind
Build a simple wind generator.
Microbalance
Make a balance that weighs very light things.
Micrometer Caliper
Measure the thickness of a sheet of paper.
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