Who says sudoku covers have to be boring? I deny the nay-sayers (pun intended!) and present this Happy Horse Sudoku book for your enjoyment. This latest series out of the Fat Dog Publishing stable contains regular sudoku puzzles for adults and advanced kids, with a fun cover that hopefully brings a smile to your face and everyone who sees it. This edition contains 400 hard gigantic sized puzzles, which fill the whole letter size page leaving plenty of space for penciling in the possibilities. Just one puzzle per page and solutions at the end of the book. 8.5" X 11"