Science Library - free educational site


Welcome to! We love science and mathematics, and believe that fun and learning do not live at different addresses.

This is a free website, created by science teachers, and website professionals, for the purpose of celebrating humankind's greatest invention: SCIENCE!

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We also have a website dedicated to environmental issues: Umwelt.Science, which is in English and German.

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Question: A man has €200 to invest. He can put it at 10% simple interest for 5 years. If he put it at 10% compound interest for the same period, how much more or less yield would he earn?

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Science resources on Games, puzzles, enigmas, internet resources, science fiction and fact, the weird and the wonderful things about the natural world. Have fun while learning Science with


Great Scientists

Caroline Herschel

1750 - 1848

Caroline Herschel has traditionally been neglected by history, living in the shadow of her famous brother, William Herschel. But recent research has demonstrated that she made valuable contributions to science in her own right.

Caroline Herschel

Quote of the day...

It is impossible to step twice into the same river.

A Term a Day:


[ Environment : Environmental Management]

Low-density polyethylene, LDPE, is an important synthetic polymer (a thermoplastic), used in a multitude of applications, such as supermarket carrier bags and bin liners.

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