Depths of the Oceans Science Puzzle Set from Mudpuppy includes 3 100-piece puzzles and a trifold insert with fun science facts. Each puzzle features a vibrantly illustrated famous ocean range including the Open Ocean, Coral Reef and Deep Sea. 3 puzzle sets, 100 pieces each: Each Puzzle: 21.5 x 38 cm. Box: 23.5 x 18 x 5 cm. Puzzle greyboard contains 90% recycled paper. Packaging contains 70% recycled paper. Printed with nontoxic, soy-based inks. All Mudpuppy products adhere to CPSIA, ASTM, and CE Safety Regulations.