Melissa & Doug® Sticker WOW! Pets. Fun stamp-and-learn activities include numbers, counting, matching, search-and-find, and more. Includes Mocha the Dog and Mackerel the Cat collectible sticker stampers, 300 easy-to-remove stickers pre-loaded in each, two bonus sticker stacks with 150 stickers in each, and two 24-page activity pads. Ages 3+ Years.