Librería Samer Atenea
Kálamo Books
Librería Elías (Asturias)
Librería Kolima (Madrid)
Librería Proteo (Málaga)
There is a progression of difficulty when completing this activity book of find the difference puzzles. Such puzzles are beneficial because they boost hand to eye coordination, visual discrimination and problem solving skills. By going from easy to intermediate, your child is slowly removed from his/her comfort zone and challenged to do better. Grab a copy today!