Select up to 3 products
Learn how Levers are used to increase a force for lifting heavy objects and how they can change the direction of motion. Find out how you can create models with complex motion by connecting many levers together and learn how these Linkages can be applied to various machines. Build 16 working models...
Glass prepared microscope slides, supplied in a plastic mailer.
This precision measuring tool is made of hardened steel for precision and durability. It has a range of 150 MM and a large, easy-to-read dial with a resolution of 0.02 MM. A storage case and instructions are included. Shipping weight: 6.5 Oz. dimensions: 9" x 0.75" x 0.25".
Strong plastic aspirator for vacuum filtration and other lab applications. Designed to prevent any flooding, back-flow, or turbulence. Includes 5.9” (15 cm) hose. The top nozzle has an outer diameter of 1.5 cm. The side nozzle can accommodate hoses from 0.5 cm to 1.0 cm inner diameter.
Recommended for grades 3 to 8, this set is ideal for introducing students to the concepts of changing force by levers and pulleys, and the notion of mechanical advantage. The manual describes experiments with the three types of levers, single and double pulley systems, and shows the characteristics...
This set covers the subject of Simple Machines in an encompassing and fascinating way. These mechanisms offer a mechanical advantage and are crucial elements of many machines and devices. They are designed to multiply or reduce force, increase or decrease speed and convert one type of motion to...
This wooden pinning block has three steps. Excellent for mounting insects.
Stainless Steel Micro Spatulas with varying ends.
Boiling, flat bottom flasks with ground glass joints. Our boiling flasks are made from low-expansion borosilicate glass Feature uniform wall thickness for superior mechanical strength and shock resistance Ideal for boiling, heating and mixing in the laboratory
Manufactured with 304 Stainless Steel, United Scientific™ REUZ™ (“re-use”) Stainless Steel Funnels include an air channel engineered for smooth, easy flow. Useful in laboratory or factory environments, the versatile funnels can be used with most liquids and powders. Carefully constructed, the...
Protect against cross-contamination using these racked, sterile filter pipette tips. Filters are manufactured of 100% pure porous polyethylene with a hydrophobic design to prevent liquids and aerosols from entering the body of the micropipette. Best suited for biological applications, these tips are...
Manufactured from thick walled borosilicate glass, funnels include a beaded rim and a fritted disc with coarse, medium or fine porosity.
Clear Acrylic Trapezoid, with one flat surface frosted to enhance visibility. Bases are 89mm and 40mm. Faces measure 47mm and 35mm
United Scientific™ graduated cylinders comply with ASTM E1272, Class A standards. They are individually serialized and certified. Each cylinder features a double metric scale, calibrated to deliver. Borosilicate glass 3.3 cylinders with pour spouts feature heavy uniform wall tubing and...
Aluminum overflow can and catch bucket packaged as a convenient set for use in Archimedes' Principle, density, and specific gravity experiments. Accessories: Durable aluminum can with spout for use in Archimedes' Principle, density, and specific gravity experiments. Use with Catch Bucket. Overflow...
This unique kit allows students to make a wide range of investigations with only a small number of items. The kit contains two sets of three metal cylinders - aluminum, copper, and steel. In one set the cylinders all have equal masses, and in the other they have equal volumes. The measuring...
Designed for particulate or biological contamination analysis of small volumes using a vacuum filter. Includes a stainless steel filter support and No. 5 perforated silicone stopper for easy attachment to a vacuum filtering flask. Membrane filters are not included. Thick prefilters or laminated...
This narrow mouth bottle has a capacity of 90 mL and a lined polypropylene lid. Constructed of high density polyethylene, the bottle is translucent, pliable, and has excellent strength. Leakproof bottle designed to meet TSA 3-1-1 guidelines for domestic and international travel. Lined polypropylene...
Boiling, round bottom flasks with ground glass joints. Our boiling flasks are made from low-expansion borosilicate glass. Feature uniform wall thickness for superior mechanical strength and shock resistance. Ideal for boiling, heating and mixing in the laboratory.
This convenient free fall apparatus for measuring the acceleration of gravity has a 150 CM fall length. It comes with an electromagnetic ball release, a pair of photogates on a long cable harness, two steel balls, a plumb line, a catcher , and an instructional manual. Requires the digital timer...
Engino Robotics Platform (ERP) is specially designed for younger students and considers the most modern pedagogical principles of ICT and STEM learning. The set consists of all the basic parts for studying robotics! The booklet provides detailed explanations of the different scientific principles...
These Spring Scales come in a clear plastic case, metal pointer, spring, suspension ring, and load hook. Scales are calibrated in Grams, Newtons, or both, with zero adjustment. Other prices are available; call for prices.
Designed to support shperical mirrors and lenses. This polished wooden support is 5" tall and has a 1.5" V shaped grooved wedge to hold mirrors or lenses 38mm through 100mm securely in place. Plastic supports to securely hold a mirror in a vertical position on any flat surface.
Perform quantitative spectroscopy experiments using this good quality yet economical spectrometer. Unit is mounted on a stable base with attached collimator, and rotating telescope platform. Features include a 2.6cm diameter achromatic optical system with a 10x eyepiece and crosshair. A 16cm...