Features: -4 progressive cardboard puzzles based on a dinosaur theme -Sold in an attractive gift box -Each puzzle has a different color on the back to help the child find the right pieces -The puzzles also have an evolving number of pieces to accompany him in his progression: 6, 9, 12 and 16 pieces -Dimension of the puzzles: 20 x 20 cm -3-5 years old