Fact/folds & Fault Model - 5 Parts, piece model is useful to illustrate important folds and faults found in Earth's crust, Students can understand fold planes, effect of tectonics stress and structural elements of a fault
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