ABC is a fun logical test puzzle. Each row and column must contain the letters A, B, C and a blank (denoted by X) once and once only.
The letters around the outside indicate which letter must come first in that row or column. Using just that information you can work out exactly where each A, B, C and X must go in each row and column. Good luck; enjoy this childrens brainteaser puzzle that is sure to have you scratching your head for the solution!
ABC Puzzle from Clarity Media.