1700's

The Lightbulb... Humphrey Davy, Joseph Wilson Swan, Charles Francis Brush, Thomas Alva Edison, Willis R. Whitney and William David Coolidge invented and revised the lightbulb. It was invented in England in year 1800. It was invented on purpose, and I already have got two electric shocks. By: Juan Carlos Segovia



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 * //Juan Carlos, I have gotten a few electric shocks too! I guess we need to wear rubber-soled shoes when we change lightbulbs!//**
 * //Bye,//**
 * //Miss Kim//**
 * //Miss Kim//**

Mayonnaise was invented in france hundred years ago in 1756 by a french chef whos name was Guillotine.Hellman's blue ribbon mayonnise still is very populr.The first good mayonnaise was sold in USA in 1905. By:Nadia Fernanndez
 * __MAYONNAISE__**

THE HOT AIR BALLOON

By Elena The hot air ballon was invented by Joseph and Jacques Etienne they were french and brothers.So the hot air balloon was invented in France.It rises because it had hot air and it was lighter than air.I think it can be improved by having something to cover it all over and by having a bigger space to be in. . 

The modern piano was developed from the harpsichord around 1720, by Bartolomeo. His new instrument had a delicate a very soft sound, a strong (a very loud sound, .The first upright piano was made around 1780 by Johann, Austria. Thomas Loud of London developed the piano.Many people developed piano after that, that's how the piano was invented and developed!!!!!!!! !!!!!!! !!!!!! !!!!!! JAEMIN
 * PIANO**