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"Feel the Sound" PPT courseware
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"The Generation and Propagation of Sound" Sound Phenomenon PPT Courseware 11
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"The Generation and Propagation of Sound" Sound Phenomenon PPT Courseware 11
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"The Generation and Propagation of Sound" Sound Phenomenon PPT Courseware 4
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"The Generation and Propagation of Sound" Sound Phenomenon PPT Courseware 5
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"The Generation and Propagation of Sound" Sound Phenomenon PPT Courseware 6
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"The Generation and Propagation of Sound" Sound Phenomenon PPT Courseware 13
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"Exploring the Pitch Changes of the Ruler" Sound PPT Courseware
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"The Generation and Propagation of Sound" Sound Phenomenon PPT Courseware 3
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"How Do We Hear Sound" Sound and Environment PPT Courseware
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"Heavy Rain" PPT
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"How Do We Distinguish Sounds" Sound and Environment PPT Courseware
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"The Generation and Propagation of Sound" Sound Phenomenon PPT Courseware 10
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"The Generation and Propagation of Sound" Sound Phenomenon PPT Courseware 9
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"The Generation and Propagation of Sound" Sound Phenomenon PPT Courseware 15
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"The Generation and Propagation of Sound" Sound Phenomenon PPT Courseware 7
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"The Generation and Propagation of Sound" Sound Phenomenon PPT Courseware 8
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"The Generation and Propagation of Sound" Sound Phenomenon PPT Courseware 9
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"The Generation and Propagation of Sound" Sound Phenomenon PPT Courseware 10
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"The Generation and Propagation of Sound" Sound Phenomenon PPT Courseware 2
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"Let Sound Serve Humanity" Sound and Environment PPT Courseware
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"Heavy Rain" PPT
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"Applause" PPT download
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"How We Hear Sound" Sound and Environment PPT Courseware 2
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"The Generation and Propagation of Sound" PPT teaching courseware on acoustic phenomena
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"The Voice in the Park" picture book story PPT
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"Exploring the Pitch Changes of the Ruler" Sound PPT Courseware 2
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"The Utilization of Sound" Sound Phenomenon PPT
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"How Do We Distinguish Sounds" Sound and Environment PPT Courseware 2
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"How do we distinguish sounds (continued)" Sound and environment PPT courseware
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"The Loudest Sound in the World" PPT courseware
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"The Sound of Nature" PPT teaching courseware
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"Let Sound Serve Humanity" Sound and Environment PPT Courseware 2
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"Music Sound" Sound Phenomenon PPT Courseware
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"Occurrence and Propagation of Sound" PPT courseware
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"The Generation and Propagation of Sound" Sound Phenomenon PPT (Class Assignment)
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"The Sound of Music" PPT Courseware 2
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"The Sound of Music" PPT Courseware 2
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"The Sound of Music" PPT Courseware 3
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"Echo" Music PPT Courseware 2
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"The Sound of Music" PPT Courseware 6
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"Single Notes and Harmony" PPT courseware
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"Echo" Music PPT Courseware 2
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"Spring Raindrops" PPT download
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