This activity is about discovering objects that will roll. Place objects on the floor and ask each child to choose one and try to push it across the floor. Use a Sorting Box to help children record objects that roll and those that do not. A materials list, internet resources, standards, and safety practices are provided. This book selection also includes the Table of Contents, Preface, About the Editors, Introduction, Simple Graphing for Young Children, Science Teaching Boards and Boxes, Basic Materials List, and Index.