Something is at the top when it is up high. Something is at the bottom when it is down low. Guess what is at the top and at the bottom with your friends from Sesame Street! About the Sesame Street ® Directional Words series: This series is a fun, interactive way to explore spatial language. Each book features the Sesame Street friends in a fun guessing-game format that invites readers to test their knowledge about the words that describe where things are.