Teach your preschool child numbers and encourage learning while reading and having fun together with your My First: 1 2 3 board book, designed to be a toddler favorite and withstand wear and tear from a preschooler. My First: 1 2 3 uses pictures of objects and clear word labels to illustrate numbers, and the book includes numbers 1-10, number 20, number 50, and number 100. It also covers the concepts of adding up, taking away, and lining up numbers. Develop your child's early learning with My First books, specially designed to captivate a preschooler's attention while laying a foundation for learning. My First books feature bold, bright photographs on white backgrounds ? ideal for catching a young child's eye and introducing early-learning topics. The collectible My First board books make a great early-learning library and include a wide variety of topics including trucks, animals, colors, letters, numbers, and first words.