Energy Tube, teaching resource for an array of scientific concepts: open and closed circuits, conductors vs. Insulators, light waves, sound waves,currents, and energy, When a conductor touches both of the electrodes on tube, tube emits a sound and flashing red/green/blue LED lights
Pulley Adjustable Clamp, Sturdy, Metal Constructed Clamp Pulley Can Be Used To Demonstrate A Wide Variety Of Mechanics Principles. The Metal Sheave Is 5 Cm In Diameter And Can Be Adjusted From Flush With The Tabletop To 13 Cm Above It
Pulley - Force Table, Low Friction, Heavy Duty Metal Clamp Attaches Securely To Table Tops From 10 To 24 mm Thick And Pulley Runs Smoothly On Ball Bearing.
Pulley Bench Clamp Fitting, 50 mm Diameter Pulley, Overall Length Of Frame (Pulley Bar) 110 mm. Maximum Clamp Opening 25 mm, Metal Clamp With Plastic Pulley, With The Pulley Overhanging The Edge And In A Vertical Plane. Overall Length Of Frame (Pulley Bar) 110 mm
Spectrum Tubes - Sulphur, Length 26Cm, High-Quality Design For Greater Viewing Area, Effectively Demonstrate The Spectral Lines Of Pure Substances, For Use With Spectrum Tube Power Supply
Racing Rings consists of three rods one each of copper, aluminum and PVC, Ring magnet is dropped down the PVC rod, it falls unobstructed, Two metal rods create an induced magnetic field to that adds resistance to the rings travel, metals are different, they fall at different rates