Explore the Underwater world with our educational science puzzles for kids! This beautiful 48 piece children's puzzle from OjO Games is perfect for both boys and girls ages 4+. Learn sea creature names and fun facts about fishes and the oceans as your child completes the puzzle. Also included in the box is a ocean themed trivia quiz for extra play. Educational Puzzles, Kids Puzzle, STEM Toys, Science Toys, Science Games, Brain Games For Kids. Jigsaw Puzzles.