CO2 To the Rescue Lab Activity kit, to invent a small device that could rescue a cell phone that accidentally falls into water, Students conduct a pair of chemical reactions to determine which of two acids react with baking soda to produce the most CO2 gas
Students study food web relationships and how natural and human induced changes in the environment, Additional materials required: fresh celery, an apple, a slice of bread, dominoes, recycled milk jugs or alternative containers, and salt, Grades: 5-8
Green Fuel Cell Kit, Kit Includes: 15 x 6 inch pieces Dialysis Tubing, 25 g Glucose for 200ml, 10 g Yeast for 200ml, 5ml Methylene Blue, 1%, 5ml Potassium Ferricyanide, 1 Phosphate Buffer, 15 Red and Black Connecting Wires, 2 Electrodes, 1 sheet Filter paper
Mystery Density Activity Set with wooden holder, which allows for efficient storage and easy access, Set of 12 bars of different length but the same diameter
Conductivity of Solution Demonstration, Visual demonstration of the conductive properties of a variety of liquids, Apparatus includes 1 Glass tumbler, 1 light bulb 1 lid with socket, binding posts and electrodes