Information Theory

Inquiry Unit

Information Theory

One of the traits that makes humans unique from other animals is our consciousness, the fact that we can remember concrete ideas, both actual memories and abstract thoughts. These brain activities are…

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Semaphore Telegraph

Primary Source

Semaphore Telegraph

Information Theory Unit

An optical telegraph with a line of stations, typically towers, that was used to convey textual information by means of visual signals. It was comprised of pole on top of a tower, and a pivoting cross…

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Make a Hand Drum

Hands-on Activity

Make a Hand Drum

Electronic Music Inquiry Unit

This hands-on activity shows how to make a hand drum that creates percussion sounds. Materials Mini Glue Gun and Glue Stick Hole Punch Drawing Compass Thread or Yarn (Waxed thread wor…

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Electronic Music

Inquiry Unit

Electronic Music

Chances are good that you and your friends don’t get your music in the same way that your parents did. Their generation was much more likely to hear a new song on the radio and go out to Sam Goody's…

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Telharmonium

Primary Source

Telharmonium

Electronic Music Inquiry Unit

The Telharmonium - An Apparatus for the Electrical Generation and Transmission of Music In 1895 Thaddeus Cahill submitted his first patent for the Telharmonium “The Art of and Apparatus for Gener…

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Perforated Disk Siren

Primary Source

Perforated Disk Siren

Electronic Music Inquiry Unit

Perforated Disk Siren From the Smithsonian, Museum of Natural History. Woodwind instruments are some of the oldest used instruments, and several flutes have been discovered which date between 35,0…

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Thomas Alva Edison’s Phonograph

Primary Source

Thomas Alva Edison’s Phonograph

Electronic Music Inquiry Unit

This document includes historical insight on Edison’s Tinfoil Phonograph, including presenting it to President Rutherford B. Hayes, as well as a demonstration to live audience. Visit Source 1 Vi…

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Cahill Patent

Primary Source

Cahill Patent

Electronic Music Inquiry Unit

Thaddeus Cahill's Patent: Art of and Apparatus For Generating and Distributing Music Electronically This document includes all ten photos from the Thaddeus Cahill patent and some of the written doc…

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Skyscrapers Hands-On Activity

Hands-on Activity

Skyscrapers Hands-On Activity

Skyscrapers Inquiry Unit

Skyscrapers Inquiry Unit Download PDF Skyscrapers Hands-On Activity Prompt for the students: Using only the materials provided, teams of students will design and build a structure as tall as p…

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