Children will enjoy using the special pen provided with this aquarium-themed activity book to join the dots, spot differences, solve mazes and trace the dotted lines. Then they can wipe the shiny pages clean and repeat. The fun activities will give young children plenty of practice in pen-control - an essential skill they must learn before starting to form letters and numbers. Also in this series: Farm Activities, Holiday Activities, Pirate Activities, Castle Activities, Christmas Activities, Dinosaur Activities, Garden Activities, Space Activities, Summer Activities, Travel Activities, Airport Activities, Under the Sea Activities, Building Site Activities, Jungle Activities, Animal Activities, Halloween Activities, Aquarium Activities, Horse and Pony Activities and Zoo Activities.