Acknowledgements:

• Every math teacher I have ever had, especially Mr. Beach at Los Alamitos High School.
• The Grey Labyrinth for their problems.
• Richard Tucker for his solution to the first coin flipping problem and the shortest distance problem.
• Alan Curry for his solution to the two boats problem.
• Dr. Chuan-Ming Zou for his solution to the flying bird problem.
• The Actuarial Review for the snowplow problem and the nursery problem.
• The puzzle page of Guy de Kindler for his problems.
• Dylan Thurston, for the second coin flipping problem.
• A Usenet archive for various problems.
• Marilyn Vos Savant for problem 78.
• The Eisenhower National Clearinghouse for Mathematics and Science Education. They listed this page in their Digital Dozen.
• The Ultimate Puzzle Site for the pirate problem.
• Igor Volkov for the solution to the mean distance problem.
• Antonio Cordoba for problem 95.
• Steven Lutz for the dog/lighthouse problem.
• Nick Hobson for Problem 68, 99, and 119.
• Alon Amit for Problem 127.
• Steve Schaefer has been kindly volunteered to be a guinea pig for new problems before I add them to the site. Please visit his own math site >Mathematical Recreations. He also likes practical math problems from everyday life.

Other Pages of Math Problems

• The Web Wizard's Math Challenge. Seven tough problems you can solve for points, my total is 1095.
• Mathematics Problems and Warm-ups. 101 math problems with solutions, ideal for someone with a high school level background in math.
• For over 200 math problems visit The Math Archive.
• Vist Brian Storm for more math problems.
• Ole Miss geometry problem of the week.
• Freelearning.com. A nice web page by a math teacher devoted to learning more on a host of subjects including math.
• The Contest Center. Lots of problems, grouped by category.
• Nick's Mathematical Puzzles. About 50 math problems with hints and solutions.
• MathProblems.tv. Videos of easy math problems and solutions.