Gisella's School

This week in History 5 I learned about the combine harvester, the solar compass, the propeller, and the mechanical calculator.             On Monday I learned about the combine harvester. The Second Great Awakening led to Christian conflict with the Freemasons in New York. John Hascall left Freemasonry combine to solve Hastcall’s harvesting problems. The combine…

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This week I learned about the platform scale, the railroad T rail, the multi coil, and the mechanical reaper.             First, I learned about the platform scale. The development of scale technology began improving during the Middle Ages. The Middle Ages. Thoddeus Fairbainks invented the platform scale in 1830 while trying to figure out how…

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This week in history I learned about the microphone, the typewriter, the braille writing system, and the sewing machine. First, I learned abort the microphone. Attempts to amplify sound have been ongoing since Ancient Greece. Charles Wheatstone invented the concept of the microphone in 1827. Microphones convert sound waves into electric signals for amplification, storage,…

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This week in history I learned about portland cement, electromagnets, the passenger rail, and the match.             First, I learned about portland cement. Portland cement was invented by a man named Joseph Aspdin. Joseph invented portland cement so that structures could be built on a flat surface. He named it portland cement because the stones…

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