This unit includes 5 Parts and 50 lessons (about 50 minutes each) and 78 pages of printable work bundles. The Work Bundles have students fill-in critical notes, conduct exciting hands-on activities, answer questions, interpret graphs, includes games, built-in quizzes, and much more. The work bundles chronologically follow the detailed and interactive set of slideshows. A Quiz Game concludes each part for a great review and additional assessment. Answer Keys, materials list, video links, crosswo