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Leonardo da Vinci was born on April 15,1452 in Italy. He is best known as an artist today. One of his famous is called Mona Lisa. However, Leonardo had many other natural abilities. He was also a great inventor. Many of his have become important in modern daily life.
Although Leonardo hated he invented many different machines used for wars. His most special invention was the machine gun, which was produced and used in war many years later.
watching the way birds fly, Leonardo tried to find out the secret of flying. Among his sketches (素描) we can see several objects. We consider them as modern flying machines.
Leonardo spent many hours thinking about to make good use of time. He developed ideas for labour 一 saving machines like cutting machines.
