Categories for the Working Mathematician has 262 pages.
A Mathematician's Lament has 140 pages.
Working Classics has 304 pages.
The Making of the English Working Class has 848 pages.
The ancient mathematician Archimedes was one of them out of so many others.
5
You can find over a hundred free Adult Coloring Pages at http://www.coloring-pages-for-all-ages.com. There are many interesting categories such as Fantasy, Abstract, Geometric, Art Nouveau, Art Deco, etc.
There are six categories from EF0 to EF5.
If you mean "weight categories" there are 17.
Water Sleeps has 470 pages.
Archimedes was a great mathematician.
After Many a Summer has 314 pages.
2500 pages are approximately 2,500 pages.