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Pack of 10 ball bearings. Each ball measures 10mm in diameter. Made of high quality steel. Built to last.Great for a wide variety of physics experi...

Pack of 10 ball bearings. Each ball measures 13mm in diameter. Made of high quality steel. Built to last.Great for a wide variety of physics experi...

Pack of 10 ball bearings. Each ball measures 16mm in diameter. Made of high quality steel. Built to last.Great for a wide variety of physics experi...

Pack of 10 ball bearings. Each ball measures 19mm in diameter. Made of high quality steel. Built to last.Great for a wide variety of physics experi...

Functioning Moving Parts: Crankshaft, piston, throttle valve, float, hand crank Ignition light can be activated by using a 2 AA Batteries, Light i...

Functioning Parts: Crankshaft, cam, cam gear, connecting rods, piston, intake/exhaust valves, rocker arms, push rods, fuel pump. Ignition light an...

Functioning Moving Parts: Crankshaft, camshaft, drive gear, timing gear, connecting rods, piston, intake/exhaust valves, rocker arms, push rods, t...

3MM || Pack of 50 ball bearings - Each ball measures 3mm in diameter DURABLE & STURDY || Made of high quality steel - Built to last MULTI-USE ...

Pack of 50 ball bearings. Each ball measures 6mm in diameter. Made of high quality steel. Built to last.Great for a wide variety of physics experim...

25MM || Pack of 5 ball bearings - Each ball measures 25mm in diameter DURABLE & STURDY || Made of high quality steel - Built to last MULTI-USE...

Glass tubes with vertical limbs contained within glass jackets approx.460x 25 mm, are closed by bungs and fitted with inlet and outlet tubes. Upper...

Inner Vessel for use in calorimeter experiments and demonstrations. Made from quality aluminum Approximately 3" tall with a 2" diameter (76mm x 51...

Inner Vessel for use in calorimeter experiments and demonstrations. Made from quality aluminum. Approximately 4" tall with a 3" diameter (100mm x ...

This is a simple aluminum 0.14" (3.5mm)diameter rod with a horizontal ring at the end to be used in a calorimeter to stir. Total Height of stirrer...

The apparatus consists of a metal rod mounted on a holder and a brass gauge. Ideal for classroom demonstrations in thermal expansion and cooling c...

Comprising a metal bar mounted on rod with insulated handle and U-shaped metal gauge without handle. Bar and Gauge, Superior

Bar breaking apparatus designed to demonstrate thermal expansion and contraction of metals Features a long steel rod, mounted in a heavy iron fram...

Dial 100mm in diameter, dial scale 960 to 1060mb (28-31 in x 0.10 in) figured in black, good quality movement mounted in a polished plastic frame.W...

Simple to use & Easy to read. A glass tube mounted on polished wooden board. Fitted with -10 to 50 deg. C thermometer. A superior standard For...

Borosilicate glass, straight tube 90 cm long Borosilicate glass, straight tube 90 cm long and with 3 - 4 mm bore and one end open.

Barometer Tube made from high quality neutral glass. Straight with one open end and one rounded closed end. Measures 35" long. Outer diameter of 7...

This product has been discontinued and is no longer available Neutral glass tube 90 cm long and with bulb. Neutral glass tube 90 cm long and with...

35 INCH || Long barometer tube with bulb on shorter limb measures 35 inches TO MEASURE AIR PRESSURE || Used to measure air pressure in any environ...

A new improved Acrylic Bell Jar of size 25 x 14 cm compatible with the pump plate. The bottom flange is ground flat to ensure a perfect seal. Elect...