Welcome to this fantastic collection of 100 ABC/ABCD logic puzzles! Are you a fan of sudoku but require something a little more challenging? Look no further!
These devilishly delightful little logic puzzles will test your logical solving ability and challenge even the very best puzzle solvers.
The rules are simple- Place each letter A, B, C exactly once in each row and column. There are also two blank squares in each row and column. Where present, letters around the outside of the grid tell you which letter appears first / last in the relevant row / column.
Are you able to use your finest puzzle solving skills and crack the first 50 ABC puzzles? To keep you on your toes, we have also included another 50 even more testing ABCD logic puzzles.
All puzzles are complete with solutions towards the back of the book so if you are unsure or need a little inspiration, take a look there!
Good luck and happy solving!