200 Kakuro and 200 Killer Sudoku puzzles. Hard levels.: Kakuro 9x9 + 12x12 + 15x15 + 17x17 and Sumdoku 8x8 + 9x9 Hard Sudoku puzzles. (plus 250 sudoku ... printed). (Kakuro and Killer classic sudoku)

by Basford Holmes Paperback details (United States). ISBN: 978-1-7966-9011-8 ISBN-10: 1-7966-9011-2 Independently published · February 2019