Sudoku and other puzzles can incorporate play and critical thinking skills, while easing students into solving standard math ...
Logic: Next number formed is (number x (number – 2)) – number ...
An excellent introduction to logic (in all possible worlds), September 24, 2002, by Dr. Lee D. Carlson (Baltimore, Maryland USA) [Amazon.com] It is too bad this book is out of print, for the authors ...
Math Puzzle: In this math puzzle, the final number is missing. Do you have the most intelligent brain that can solve the math puzzle in 11 seconds? Test your math skills now! Math puzzles are a good ...