The Acid rain test kit is great to use in the classroom or for science fairprojects to determine if you have acid rain in your area, Kit Includes: 15ml Low Range pH Indicator, 6 Test tubes, Color Chart
Advanced Physics with - Beyond Mechanics, Experiments are designed for an interactive teaching style, with planned moments for instructor or student-led discussion. includes many extensions to challenge the most talented students
Advanced Physics with - Mechanics, first of a two-volume set of new experiments for the more in-depth introductory physics course, such as college physics