- Books
- AMS Books Online
- Basic Concepts of Mathematics
- Chaos Hypertextbook
- Cornell University Library: Historical Mathematics Monographs
- Electronic Statistics Textbook
- Euclid's Elements
- Helping Children Learn Mathematics
- HyperStat Online Textbook
- Introduction to Mathematical Logic
- Just the Maths
- Keeping Score
- Math WWW VL: Online Books
- Mathematics Online
- Nature's Numbers: Expanding the National Economic Accounts to Include the Environment
- Online Books Page: Mathematics and Computer Science
- Strengthening the Linkages Between the Sciences and the Mathematical Sciences
- What is Mathematics: Gödel's Theorem and Around