Specific Gravity Metal Cylinder Set Copper, Zinc, Aluminium And Steel, Four Different Metal Cylinders Each Measuring 38 mm Long X 10 mm In Diameter, Made Of Aluminium, Zinc, Copper And Steel.
Wearable Tech STEAM Kit, Teachers you won't want to miss the opportunity to incorporate a fun-filled, ART and Science crossover project, Includes: 10 ft of conductive thread, 2 x 3v lithium batteries, 2 x sewable 3v battery holders, 2 x LED, Assorted beads
Acrylic Light Pipe, 24x1/2in - Clear, 2 feet of pipe coiled up at one end to demostrate light transmission end to end, transmits light like fiber optic cable, Weight (lb): 0.7, Length (in):9.0, Width (in):3.0, Height (in):4.0