Hollow Acrylic Prism, cube, With Stopper - For Physics and Light Experiments, Hollow inside allows for liquid to be poured into cube, Great for physics classrooms, made from acrylic plates properly cemented together, Excellent tool for optical experiments, Size: 25x25x25mm
Can Collapsible Metal with a black, No: 8 stopper with 1 hole & 1/4 fitting with 1 3/4 in opening with cap. Used for Charles Law or pressure principals within the class room, Measure: 9 3/8x6 5/8x4 1/8in, for industrial or commercial use, Lightweight and durable
Can collapsible metal with pump, Collapsible metal can with a black no. 8 stopper with 1 hole & 1/4 fitting with 1 3/4 in opening with cap. Comes with hand operated vacuum pump. Used for pressure principals within the class room, Measure: 9 3/8in x 6 5/8in x 4 1/8in
Boyle's law Horizontal apparatus, A horizontally mounted acrylic tube having a graduated scale (0-300cm3) along one side. A gas tap closes the tube. Pressure gauge is present next to gas tap.
Drilled Ball Set, 1inch Diameter, set of 12, erfect for conducting own pendulum experiments, 3mm hole is drilled down the center of each ball, Comes in a plastic container with foam padding to hold the drilled balls firmly in place
Assorted Large Drilled Ball Set, set of 12, A 3mm hole is drilled through the center of each ball. Every set comes in a convenient plastic storage case, with a foam bottom that holds each ball firmly in place