Index >> Science >> Mathematics
URLs listed in this category:
The metric system is based on powers of ten in its system of multiple and submultiple units, meaning that a particular unit is ten times larger than the previous unit, and ten times smaller than the next unit.
Greek, Roman and Sign Language Alphabets
Relearn your ABCs at this website on the history of the roman alphabet and how the letters we use today evolved. Find information on the Greek alphabet, sign language, Chinese and many other alphabets, and learn the basics of typography.