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Hard Leonardo Da Vinci's Inventions

What Leonardo da Vinci instrument measured humidity by comparing the weight of two materials?

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Easy Leonardo Da Vinci's Inventions

What Leonardo da Vinci invention used a rotating drum and ropes to raise heavy loads?

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Easy Leonardo Da Vinci's Inventions

What Leonardo da Vinci military vehicle was covered with protective metal plates?

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Easy Leonardo Da Vinci's Inventions

What Leonardo da Vinci vehicle was designed to move without horses or oars?

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Intermediate Leonardo Da Vinci's Inventions

What Leonardo da Vinci machine used a large spiral blade to rise through the air?

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