Piece together problem-solving fun with this Melissa & Doug Natural Play Floor Jigsaw Puzzle: Big Builder! The 60 thick and sturdy oversized pieces are easy for little fingers to assemble into a 36in x 24in (91.4cm x 61cm) work of art. A seek-and-find activity on the take-along storage case helps kid explore the detailed scene. Natural Play puzzles use recycled papers and soy-based inks. They're a hands-on way for kids to discover the world around them! Puzzle play can support early math skills and encourages logical thinking, goal setting and patience.