3 years & up. Explore what lives below the sea with this engaging Different Sea Life Floor Puzzle for Collaborative Play. This large underwater floor puzzle is great for promoting problem solving, fine motor skills, collaborative play, color recognition, and critical thinking. Encourage your children to work together as they correctly fit the pieces together to reveal the thriving underwater life. The 48 extra-thick pieces and easy-clean surface keeps the puzzle looking like new. Measures 24"L x 36"W.