These are puzzle sites I've found that I've enjoyed. ... Ken Duisenberg's Puzzle of the Week. Ed Pegg, Jr.'s Math Puzzle of the ... amUous Mind Puzzles. Mathematics Problem Solving Task ...
...The Case Weekly Mystery .. amUous Mind Puzzles .. Mathematics.....s Mind Games .. Ralph F. Grove's Puzzle of the Week (U. of Penn.) U.....Western Ontario, Physics, Circuit Puzzle .. ...