Each puzzle has an increasing number of pieces, helping children improve their puzzle skills while gradually developing fine motor skills, concentration, and perseverance. Piece by piece, children enhance their fine motor skills and hand-eye coordination, while building concentration, perception, vocabulary, and perseverance. Puzzles are a much-loved activity that provide a sense of achievement, strengthen patience, and stimulate imagination. They can be enjoyed alone, with family, or with friends for even more fun! By doing puzzles, children learn how a complete image is formed from many small pieces. With perseverance, they create beautiful puzzle images filled with exciting details to discover. 3+ 12 + 16 + 20 + 24 22 x 22 x 5 cm 19 x 19 x 0.2 cm approx.