Science Made Easy Binder and DVD's; Brouwer, Henry; This package contains information for approximately 300 teacher demonstrations and student activities. Included in this package are 4 DVDs with about 14 hours of video, a list of all science demonstrations, safety guidelines, directions for preparing solutions, a summary of each demonstration, charts and tables to support the activities, and other helpful information. DVD Box 1: 55, 56, 57, 58