Demonstration Compass, 10Cm Long Magnetic Needle On Compass Map, Easy To Demonstrate The Cardinal Points Of A Compass And Determine All Their Directions.
Demonstration Electroscope, For The Demonstration Of Static Potentials. Available With Charging Ball Plus A Set Of Condenser Plates With Insulated Rod. Ring Diameter 150 Mm
Density Lava Lamp Kit, Includes: 5 Plastic bottles, 1L Vegetable Oil, 25ml Food Coloring, 10 Alka Seltzer tablets, Help to visualize and understand density and introduce the idea of polarity as well with this demonstration for the whole classroom, For grades 2-5
Kit, Determination of the Properties of Buffer Solutions, Includes:1x30 g Sodium Acetate, trihydrate, 2x25 g Ammonium Chloride, 1x30 g Sodium Bicarbonate, 4x25 g NaCl, to make 800ml of 0.5M Solution, to make 800ml of 0.5M Solution, 1x15 ml Sodium Hydroxide