How many jelly beans are on this book's cover? Don't count―estimate! If someone handed you a big bowl of jelly beans, how would you figure out how many there are? You could count them, one by one―or you could estimate. Do you see more than five jelly beans? Less than a million? This unique book will show you how to train your eyes and your mind to make really great estimations―by making estimating into a game. Jelly beans are just the beginning!