Folding Quadrat, Steel Frame, Consists of 4 white coated steel rods 0.5 m long with markers at 0.25 m, For population counts and other measurements in the field
Solenoid Air Cored Diameter 50 mm 270 Turns Wire 1.25 mm In Diameter. Max. Current : 6A Power Supply On 2 Safety Sockets. Length 370 mm, Square Plaques At The Ends Of The Solenoid Have An Indentation Enabling To Easily And Immediately Position It On The Guiding-Support.
Cartesian Diver Set, Demonstrates the transmission of pressure by a liquid, the compressibility of gases and Archimedes Principle. The set consists of a Cartesian diver, glass cylinder, a rubber diaphragm and instruction
Air Puck, perfectly balanced and glides on a cushion of air for nearly frictionless motion across any smooth surface. Sturdy bumpers will survive collisions with walls, shoes, or other Air Pucks.