Variable Battery Power Supply, Holds Up To (4) D Cells - 1.5, 3, 4.5, Or 6 Volts Dc Power With 4Mm Sockets - Can Be Series Or Parallel, Perfect For Electronics, Physics, Or Even Biology Experiments
Bimetallic Strip Commercial, Pack Of Bi-Metal Strips For Practicals And Project Work. There Are 10 Strips Each Measuring 100 X 8 X 0.5 mm Securely Attached To Wooden Supports, Students Can Use Them To Investigate Bending Action As They Are Heated Or Build Them
Solid Steel Ball, 1-1/2In, Pair (Smashing Steel Sphere Kinetic Energy Demo), For physics experiments and demonstrations such as kinetic, density and volume measurements, pendulum bob, potential energy and conservation experiments, ballistics etc.