EEBOO: DEEP SEA TREASURE - 20 PIECE PUZZLE - 15 X 11" KIDS JIGSAW, GLOSSY HIGH-QUALITY PIECES, PRESCHOOL PUZZLE, AGES 3+. Dive into this whimsical underwater treasure hunt puzzle with thick jumbo-sized pieces! A challenging puzzle task that children are always proud of completing. SUSTAINABLY SOURCED: Made with recycled board and printed on FSC-certified paper using vegetable-based inks. DEVELOP THE WHOLE CHILD: Our products build a foundation for independent creative problem solving, literacy, social navigation, cooperation, respect, and an appreciation of the planet we all share. eeBoo products are adaptable to a variety of learning levels and needs. Puzzles are a wonderful activity for young children that requires careful observation, spatial reasoning and patience.