How Many Squares Are There?
[2774] How Many Squares Are There? - How Many Squares Are There? - #brainteasers #math #riddles - Correct Answers: 110 - The first user who solved this task is Sanja Šabović
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How Many Squares Are There?

How Many Squares Are There?
Correct answers: 110
The first user who solved this task is Sanja Šabović.
#brainteasers #math #riddles
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Back-Up Sensor

Inventor of the automobile back-up Sensor -
I bet you think it was Ford, maybe GM, how about Chrysler? No, then how about Mercedes Benz?
No, not at all, it was a Chinese farmer!
Most of the newest cars have a Back-Up Sensor that warns the driver before the rear bumper actually comes in contact with something. Most people probably think that this valuable feature came out of the minds of great engineers, but it was recently disclosed that the concept was first developed by a Chinese farmer. His invention was simple and effective. It emits a high-pitched squeal when the vehicle backs into something.

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John Lubbock (Lord Avebury)

Born 30 Apr 1834; died 28 May 1913 at age 79. English banker, politician, naturalist and archaeologist who coined the terms Neolithic and Paleolithic. Like his father, astronomer Sir John William Lubbock, his scientific work was an avocation. Lubbock was a friend and advocate of Charles Darwin. He discovered the first fossil remains of musk-ox in England (1855), and undertook archaeological work identifying prehistoric cultures. As a naturalist, he studied insect vision and colour sense. He published a number of books on natural history and primitive man. In 1870, he became a member of Parliament. The legislation he initiated included the Bank Holidays Act (1871) and the Ancient Monuments Act (1882) and the Shop Hours Act (1886). He became 1st Baron Avebury when he was made a peer in 1900.«
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