Other editions of book one-two

Even babies too young to count can recognize the difference between one thing and two things. And that understanding sets the stage for number recognition. Vivid illustrations show one ball and two balls, one duck and two ducks, one spoon and two spoons. By following these illustrations and repeating both numbers, babies will begin to recognize quantities and become comfortable with numerical symbols.

Even babies too young to count can recognize the difference between one thing and two things. And that understanding sets the stage for number recognition. Vivid illustrations show one ball and two balls, one duck and two ducks, one spoon and two spoons. By following these illustrations and repeating both numbers, babies will begin to recognize quantities and become comfortable with numerical symbols.