The adding machine was invented by French mathematician, physicist and philosopher Blaise Pascal. Pascal developed his mechanical device, which he named the Pascaline, in 1642. The apparatus, whose predecessor was the ab... More »

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A 10-key adding machine is a mechanical calculator used in companies and stores before there were electronic calculators. This machine can perform simple calculations, such as addition and subtraction of numbers. The ear... More »

Use a washing machine by adding detergent, filling the machine with clothes, setting the temperature, selecting the correct cycle and starting the machine. Once you start the machine, it completes the cycle, and your clo... More »

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Pascal's Triangle, named after French mathematician Blaise Pascal, is used in various algebraic processes, such as finding tetrahedral and triangular numbers, powers of two, exponents of 11, squares, Fibonacci sequences,... More »

A 10-key adding machine is a mechanical calculator used in companies and stores before there were electronic calculators. This machine can perform simple calculations, such as addition and subtraction of numbers. The ear... More »

Galileo Galilei was a famous Italian astronomer, engineer, physicist, philosopher and mathematician who lived between 1564 and 1642. He advocated many advances in science and astronomy and played a key role in the Scient... More »

Isaac Newton was a physicist, an astronomer, a mathematician and a natural philosopher who lived in England during the 17th and 18th centuries. Today, many scientists consider him to be one of the most influential scient... More »