the open-content textbooks collection that anyone can edit.
Knoppix DVD unterschrift.jpg
Knoppix is a Linux distribution that runs completely from a CD or DVD. There is no need for installation—it bypasses installed software and automatically detects hardware.
The Earth seen from Apollo 17.jpg
Outer space is the final frontier for humans. Even though the rest of the solar system objects may seem like tiny dots from Earth, our celestial neighbors are still important to learn about, because they aren't really just dots. Solar System presents this material in a manner inviting to young astronomers everywhere.


Risotto bowl.jpg
Risotto is an Italian rice dish, most popular in the north of Italy. Historically, risotto is the name given to all recipes that use rice as the main component and are served as first dish in a traditional Italian lunch or dinner
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