Going Further

• Use different drinking bottle tops to see what kinds of sounds you can make.
  
  
• Try making a paper tube that is twice as long or four times as long.
  
  
• Try using different materials across the top of the bottle, like a balloon or wax paper.
  

Background Science

Let's Hear It for the Ear!
Learn about the different parts of the ear and how they work.
http://www.kidshealth.org/kid/body/ear_SW.html
Ages: 5-10

The Science of Music
Mix your own songs, join an online drum circle, or learn more about sound on this Exploratorium site.
http://www.exploratorium.edu/music/
Ages: 11+

How Hearing Works
Learn about how sound travels to the ear and how ears work.
http://health.howstuffworks.com/hearing.htm
Ages: 11+    
  

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