Amazon.com description: Product Description: Young readers will build counting skills and content knowledge with these delightful counting books! Each book increases number familiarity and counting skills, while also introducing fun facts about popular early childhood topics. Each spread clearly displays the featured number, plus photos to depict that number of objects. Simple text and high-impact photos develop basic math skills. Introduces the moon, planets, and other objects in space, while teaching the concept of counting to ten.