by Tammie Lyon (Illustrator), Fran Manushkin (Author)

Pedro's class is building is tower out of paper cups to see who can build the tallest tower. Pedro loves to build, but he's got a big problem. Troublemaker Roddy is on his team. Can Pedro and Roddy learn to work together? A glossary and critical thinking questions make this a great title for libraries, while a collection of jokes adds to the fun.