The 165 lessons in Math 3 Teacher's Edition with CD include bulleted instructions for teaching with manipulatives to develop math understanding and problem solving skills. Each lesson includes Practice and Review activities that provide a spiraling review. A Teacher's Toolkit CD is included with the TE. It contains reproducible pages to use with the lessons and activity pages for reteaching, enrichment, and facts practice. The teacher's Visual Packet is also included for use by homeschoolers. The answer key for Math 3 Reviews is located only on this CD.