Baaahh! Sheep have lots of wool and like to be free on a ranch. But how will you know how many sheep you have? You don't want to lose any. You have to be able to keep track of them all. In this book you will learn different ways to count, not only sheep but other things too! Concepts include counting, estimating, and "greater than" or "less than." Readers learn about tally marks, hundred charts, and group counting.