When just having a black belt in kakuro isn't enough, step up to the next level!
These tricky puzzles require the very best skills - and give top solvers the complete mental workout they want.
- Format: Paperback
- Pages: 192 pages
- Publisher: Sterling Publishing Co Inc
- Publication Date: 01/03/2012
- Category: Sudoku & number puzzles
- ISBN: 9781402787973