CK-12 Foundation
Ck 12: Physical Science: Hearing Loss
[Free Registration/Login may be required to access all resource tools.] Explores what deafness is, how loud sounds cause hearing loss, and how to prevent hearing loss using hearing protectors.
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Repeat After Us
This site is a collection of copyright-free literature ranging from nursery rhymes to philosophy to literature from many time periods and cultures. There are more than 6,000 texts, and over 1,100 of them are accompanied by audio...