Cartesian Diver Only - 4 cm WL 1040, Ideal for Showing Archimedes Principle, with a hollow glass diver, shaped like a diver, with a 10in x 1 1/2in glass cylinder, a rubber sheet and rubber band, Fill the cylinder with water, drop in the diver it floats
Elephant Toothpaste Kit, Includes: 150ml Hydrogen Peroxide, 3%, 30ml Dish Soap, 1 Clear Bottle, 8oz, 5g Yeast, 5 5oz Plastic Cups, 5 Stir Sticks, Demonstration that is classroom safe and shows the effects of a catalyst on a chemical reaction, For grades 2-5
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