Many people start the day with physical exercise but few seem to be so concerned with exercising the most human of organs-the brain. This book provides you with entertaining and challenging mental exercises for every week of the year. Whether you are a high school student eager to sharpen your brain, or someone older who would like to retain your m

George Gr er is a distinguished professor in the Department of Mathematics at the University of Manitoba. He has published over 200 research publications and 25 books, including General Lattice Theory and Math into LaTex. He is a member of the Canadian Academy of Sciences and an external member of the Hungarian Academy of Sciences.

The Gym. Black Belt. Hints. Solutions. Appendix. Terminology. Mathematical Induction. Some Important Formulas. Prime Numbers. Prime Factorization. A Friendly Afterword to the Reader. Afterword to the English Translation.