Science 3 Teacher’s Edition (4th ed.) covers 90 lessons with lists that include objectives, vocabulary, and project materials as well as guided questions. Most lessons include additional background information, cross-curricular links, enrichment activities, and teaching tips. Useful information about the management of activities and grading is also present. The included Teacher’s Toolkit CD contains worksheets, visuals, resources for two-day lessons, rubrics for all of the activities, materials lists, Science 3 Student Activity Manual Answer Key and useful information about science fairs.