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AfterSchool Activities
Sound Sandwich Activity: What's Going On (Video)
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Date: January 14, 2008
Running Time: 00:01:48
The science behind this instrument, including a discussion of how vibration produces sound, and how long, massive objects vibrate slowly and produce a low-pitched sound, while shorter, less massive objects vibrate quickly and produce a high-pitched sound.
Browse hundreds of webcasts, video clips, podcasts, and slideshows from the Exploratorium's collection of original programming, from remote scientific expeditions to fun hands-on activities.

Upcoming

00:30:00
Live Deep-Sea Exploration with the E/V Nautilus - Bay Area: August 23, 2016 (Webcast)
8/23/2016   Time: 1:30 PM PDT
Join us on the web or in person for a live chat with scientists and educators on board the Explor ...
 
00:30:00
Live Deep-Sea Exploration with the E/V Nautilus - Bay Area: August 26, 2016 (Webcast)
8/26/2016   Time: 1:30 PM PDT
Join us on the web or in person for a live chat with scientists and educators on board the Explo ...
 
00:30:00
Live Deep-Sea Exploration with the E/V Nautilus - Bay Area: August 27, 2016 (Webcast)
8/27/2016   Time: 1:30 PM PDT
Join us on the web or in person for a live chat with scientists and educators on board the Explor ...

Featured

01:02:09
Strandbeest: The Dream Machines of Theo Jansen - Ways of Knowing: Theo Jansen in Conversation with Marina McDougall (Video)
5/31/2016   
How did Jansen first envision creatures capable of walking on sand? Of surviving waves and sto ...
 
00:00:30
Strandbeest: The Dream Machines of Theo Jansen - Strandbeest on the Fog Bridge (Video)
5/25/2016   
Strandbeest: The Dream Machines of Theo Jansen The Exploratorium Friday, May 27– Monday ...
 
00:00:30
Strandbeest: The Dream Machines of Theo Jansen - Artist Theo Jansen Prepares Strandbeests at the Exploratorium (Video)
5/20/2016   
Experience Strandbeest: The Dream Machines of Theo Jansen at the Exploratorium from May 27 ...
 
00:1:39
After Dark - Extended Cinemas 2016 (Video)
4/21/2016   
The warm glow of the projected image invites us to in-between worlds. During this cinemat ...
 
00:20:07
Everything Matters: Tales from the Periodic Table - Neon: Ed Kirshner (Video)
4/15/2016   
Neon is normally odorless and colorless, reacting with no one, not even itself. Abundant in ...

New

00:35:00
Iron Science Teacher - Summer 2016: Plastic Bottles (Webcast)
7/12/2016   
Cheer on the competitors in this zany science cook-off, where teachers compete before a live we ...
 
00:44:50
Iron Science Teacher - Summer 2016: PVC Pipe (Webcast)
7/1/2016   
Cheer on the competitors in this zany science cook-off, where teachers compete before a live ...
 
00:42:00
Iron Science Teacher - Summer 2016: Compressed Air (Webcast)
6/28/2016   
Cheer on the competitors in this zany science cook-off, where teachers compete before a li ...
 
01:13:00
Strandbeest: The Dream Machines of Theo Jansen - A Conversation with Lena Herzog (Video)
6/14/2016   
“There is nothing conceited about strandbeests, even though they are sophisticated and mul ...
 
00:45:00
Resonance - Eric Glick Rieman: Performance (Video)
6/13/2016   
Bay Area composer and improviser Eric Glick Rieman collaborates with snails, cats, and musicians ...