We Are One: How the World Adds UpBy: Susan Hood Illustrator: Linda Yan The whole is greater than the sum of its partsand unity and connection are most important of allin a beautifully illustrated counting book with a timely message. One can be one thing all on its ownone star, one stream, one stick, one stone. But those on their toes, those using their smarts, know one can be more than the sum of its parts. Consider the two slices of bread that make up one sandwich, or the three