Eisco

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US$19.45
Illustrates that liquid levels contained in vessels of different shapes will rise to the same level regardless of the differences in vessel shapes. This communicating vessel consists of a set of four interconnecting glass tubes of different diameters and shapes mounted on a plastic stand. This is an excellent tool for the observation of fluid dynamics.
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US$19.45
Apparatus consists of a set of five interconnecting glass tubes of different diameters to illustrate the relationship between capillary rise and tube diameter. The tube is supplied with a plastic stand.
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US$19.04
Stand with a receptacle for a ball at the top. 18 mm ball, a square piece of sheet metal and a trigger of sheet metal included. Pulling and releasing the trigger causes the square sheet to slide out from under the ball, dropping the ball in the receptacle by inertia.
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US$18.66

This neoprene hose connects your bunsen, tirrill or any other type of burner to a fuel source. Connect your burner to a fuel source. 3 feet (.9m) in length.

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US$16.80
This lens set is perfect for doing optical experiments comparing focal lengths and convex vs. concave lenses. 38mm diameter glass lenses. 3 Double Convex, 3 Double Concave - 20cm, 30cm, 50cm Focal Lengths. Optically true glass. Ground, beveled edges.
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US$16.73
This has a detachable cover and banana plug terminals. 75mm diameter bell. Accepts 3 to 4.5V.
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US$16.45
Visual Scientifics replacement car is for use with the PTIPCR incline plane and car, and is versatile for investigating static and kinetic friction, dynamic equilibrium, unbalanced forces, and work-energy theory. The car can be used with the plane to predict velocity and quantify friction for further study.
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US$15.40
Four prong, diecasted alloy clamp retort with cork lined jaws with boss head. Accommodates rods up to 15mm in diameter. Jaw opening up to 90mm.
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US$15.33
Fine packed iron fillings for magnetic filled mappings in plastic jar - useful for experiments with magnetism.
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US$14.70
This is a set of high quality polyprolyene beakers, euro design. Perfect for a classroom starter set.
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US$14.63
Bench clamp pulley 50 mm diameter pulley with metal ball bearing carried on a two part aluminium frame, designed primarily for clamping to the edge of a bench, table etc. With the pulley overhanging the edge and in a vertical plane. Overall length of frame (pulley bar) 110 mm. Maximum clamp opening 25 mm.
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US$14.00
This burette clamp has high strength alloy jaws suitable for all burettes up to 100mL.
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US$13.99

This kit is all you need to build a working DC motor and learn its parts from the inside out. Classic activity used for many years to teach crucial scientific and physics concepts. Wind your own armature and field coil; build the commutator with two snap together pieces. 


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US$13.99
Diecasted alloy clamp retort, PVC coated jaws with boss head which accomodates rods up to 15mm in diameter. Jaws have a capacity of 90mm.
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US$13.93
This is used to clock classroom or laboratory activities, and is operated with three keys for ease of use: Lap, Stop/Start, and On/Reset. The timer’s display reads in hours, minutes, seconds, and hundredths of seconds for precise measurement, and its Lap key can be used for tracking elapsed time while the timer continues to run.
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