Kakuro Level 3: Hard! Vol. 30: Play Kakuro 16x16 Grid Hard Level Number Based Crossword Puzzle Popular Travel Vacation G, (Paperback)

Let's Play Kakuro on an 16 x 16 grid! This logic based combinatorial number puzzle game is super fun, kills boredom, great for taking on the go when you travel by road, plane or train! Help your brain get smarter with this paper based cross addition math and logic puzzle. Comes in 3 levels: Level 1: Easy Vol. 1 - 40, Level 2: Medium Vol. 1 - 40 and Level 3: Hard Vol. 1 - 40. Collect all 40 volumes of each level and solve them all!