Advanced Puzzle series are fun and educational, which will help develop children’s puzzel skill step by step. Each level matches to different age groups, aiming to enhance children's logical thinking, hand-eye coordination, multidimensional cognition as well as develop their concentration. From 2 to 247 pieces, simple to complex, the illustrations on this series, drawn by a French artist and illustrator - Maud Lienard, give children a high-quality aesthetic experience.