Major League Baseball 123 is the ultimate counting book for every young baseball fan. 1 is for one baseball, 2 is for two batters, 3 is for three pieces of equipment10 is for ten mascots. How many? and can you count to 10 pages add to the educational and interactive content. Toddlers will love learning their numbers and counting with all the great baseball symbols. Parents, grandparents, aunts and uncles will enjoy sharing their memories with the next generation of baseball fans. The book is even shaped like a baseball jersey! Officially licensed by Major League Baseball.