Behind these pictures are small differences. Can you find them? They are fun designs for you to play with. A game that is fun and educational because it will help you improve your observation and concentration skills. You have 10 levels and 7 differences, for each level you have one minute to finish the same. arcade puzzle game, difference game, kids puzzle, skill game, observation skills, concentration skills, HTML5 puzzle, fun puzzle, educational game, visual perception, problem solving, arcade game, puzzle game for kids