Tall Form Borosilicate Glass Weighing Bottle with Ground Stopper Graduation Color_Blue Demonstrates the basic principle of

Demonstrates the basic principle of a galvanic cell — voltage generated when two dissimilar metals are dipped into an electrolyte — for an introductory look at battery operation

Ten-pack of cast-iron replacement rods at 70mm long and 6mm diameter

this stake-anchored launching platform illustrates Newton's Third Law and projectile motion

Converts flowing-water kinetic energy into electricity through a mini water turbine coupled to a dynamo

visible images while controlling motion and amplitude electronically

Tall Form Borosilicate Glass Weighing Bottle with Ground Stopper Graduation Color_Blue Demonstrates the basic principle ofProtects samples against atmospheric moisture during quantitative weighing, with a ground glass interchangeable stopper and narrow tall body for gravimetric analysis.