GO!GAMES MEGA SUDOKU
Цена 8.54 - 9.95 USD
Start off easy, with medium-level Sudoku, move on to the harder grids, and finally try your luck with the tear-your-hair-out very, very HARD conundrums. Even though you"re filling in the boxes with numbers, there"s no math skill required; just pure logic. The introduction provides basic strategies, explaining how to exclude possibilities and leading you through a sample puzzle in great detail. By the time you"ve made it through this collection, you"ll have sharpened that gray matter and built those mental muscles.