The Pre-Geometry Flip Up Study Guide by EDR is a comprehensive study tool designed to help students master the concepts of pre-geometry. This study guide features a unique flip up design, allowing students to easily access different sections and topics. With clear and concise explanations, examples, and practice problems, this study guide is perfect for students looking to improve their understanding and performance in pre-geometry. Whether you're preparing for a test or just want to reinforce your knowledge, the Pre-Geometry Flip Up Study Guide by EDR is an invaluable resource.