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
VWR* CENCO Resonance Apparatus is a thorough re-engineering of a wellknown, acoustic experiment to improve the precision and scope of the experiment, as well as to considerably improve the convenience of its operation.
Magnetic Earth Field Model, Use it as is or place it on an overhead projector to show the whole class, Iron filings are suspended in oil to allow the included magnet to align them to its field