DOVER PUBLICATIONS-Little Activity Book: Make Your Own Aquarium. Create your very own underwater world using twenty-nine reusable stickers including tropical fish; snails; leafy plants; driftwood; rock formations; a scuba diver; small boat; and sunken treasure. This package contains one 5-3/4x4-1/8 inch activity book with an aquarium scene and twenty-nine reusable stickers. Made in USA.