This teacher's guide accompanies BJU Press' Physical Science Student Lab Manual, Grade 9, 4th Edition. Reduced student pages have the correct answers overlaid in red ink, while they're surrounded by preparation notes, results, lesson instructions, DVD introductions, answers to prelab questions, notes on the concepts discussed and other important information. A master combined lab equipment and materials list is included. 256 pages, soft front-cover, hard back-cover; spiral bound.