Math Lair

Math Lair is a collection of over 500 pages about recreational mathematics, logic, number theory, the history of mathematics, and many other mathematics-related topics.

Math Lair is organized into 11 categories:

Mathematics History  
Puzzles and Problems    
Interactive Content    

 Source Material
 Book Reviews
 Test Prep
 My Books
 Other Pages

Popular pages: Paradoxes, One-Dollar Words, Calculation Shortcuts, Lateral Thinking Puzzles, Tic-tac-toe, Divisibility Tests, The Pythagorean Proposition, more...

Recreational mathematics: Magic Squares, Tic-tac-toe, Fractals, Puzzles, more...

I have written several math-related e-books for Kindle:

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