Meldes Vibrating String Apparatus, consists of a string and an oscillator to generate different frequencies, Requires 6 V, 50 Hz power source, with 4mm plug leads, Weight (lb): 1.4, Length (in):11.0, Width (in):6.0, Height (in):3.0
Hydraulics Kit, 4 in 1, Contains: Scissor Lift, Platform Lifter, Cherry Picker, Excavator. Most models stand between 18 and 24 cm high when fully extended and can hold things like a glass of milk, toys, false teeth and other fun items
Specific Gravity Cylinders With Hooks, Aluminum, copper, stainless steel, tin, and zinc, Each 0.5inch in diameter, for specific heat determinations, Specific metal has been stampled on one end, Hooks can be used to easily measure mass using a spring scale