Select up to 3 products
Strong steel magnets, zinc-plated with North and South poles marked. Supplied with keeper.
Set of 6 hooked aluminum masses with a plastic storage base.
Tuning forks made from alluminum alloy. The frequency and leter scale is stamped on each fork.
This magnifier offers an extra large field of view, hands free use, and folds down to a compact size for storage. Its 10cm lens provides 6x magnification. Ideal for use on a lab table, and for dissecting small specimens like owl pellets.
Climate change and global warming urge scientists to take action and save our planet by reducing carbon emissions. The sun can provide free energy for all of our needs, however, we need to convert it to a useful form. This set includes one 3V solar panel that powers an electrical motor, along with...
Glass thermometer with red Toluene solution is mounted on a plastic backing card. Range is -40° to +50°C .
This high-quality lens and prism set is useful for teaching a wide variety of optical principles. You get three lenses and four prisms. The lenses are polished on all surfaces. Sizes vary from 52mm to 88mm in length. Lenses include double concave, double convex, and semicircular. Prisms include...
This kit has all the necessary components to explore standing waves. Instructions included. Includes: 1 Variable frequency generator 1 Spool of string 1 Support Stand 1 Steel rod 1 Power cord 1 Chladni Plate 1 Vibration generator 2 Connector cords 5 Weights 1 Fastening piece 6 Bi-convex shapes 1...
This trundle wheel easily rolls along the ground to measure linear distance. A metered counter measures up to 99,999 meters, and the rubber wheel edge provides a steady grip when rolling over different surfaces. Telescoping handle can extend from 43 cm to 76 cm to provide comfortable operation for...
This high quality 27mm lens is mounted in a sturdy black plastic loupe. Available in either 6x or 10x.
The set contains 6 glass lenses: one each of double convex, plano-convex, concavo-convex, double concave, plano-concave, and convexo-concave. Includes a reusable cardboard storage box.
In the field, sifting through soil can be necessary. For small items, a sifter with very small openings may be required. This sifter has openings of 2 mm (2,000 microns), which is equivalent to US mesh 10. Large clogs of dirt should be broken up into smaller pieces before sifting. The built-in...
Includes 1 each of 1, 5, 10, 50, 100, and 500 mg weights, and 2 each of 2, 20, and 200 mg weights. Rectangular plastic box with rider and forceps.
This attractive and economical Stirling Engine is both engaging and a great educational tool. It runs by exploiting the heat flow generated by the small temperature differences between room temperature and a container of hot water or ice. The Stirling Engine is an External Combustion Engine (the...
An economical, high quality bench set that is excellent value for introductory lens work. Features include: 74cm extruded aluminum bench with push-on plastic feet and large easy to read scale, three-position riders accommodate push-in stems of optical parts, pushing stem in locks rider in...
Quality linear gratings protected by two glass plates, 60mm x 45mm. Viewing area measures approximately 37mm x 20mm. The DFG525-pk/5 Diffraction Gratings in Slide Viewers has a viewing area of 35mm x 25mm.
Excellent for illustrating Newton's Third Law of Motion and the principle of Conservation of Momentum. The five polished metal balls with thin bifilar suspensions on a unique support design provide for better results and stability. Shipping weight: 1.15 Lbs., dimensions: 5.5" x 6" x 7".
The Celestial Globe is a demonstration device that shows the apparant positions of the stars visible from Earth. The three dimensional representation allows the relative angular positions of the constellations to be visualized and permits students to estimate which stars will be visible from...
Magnifying glass, ideal for both reading and physics experiments Lens measures 4" (100mm) in diameter Unbreakable plastic mount with handle Total length measures 8.5", with lens frame measuring 4" and handle measuring 4.5" Magnifying glass, ideal for both reading and physics experiments. Lens...
This STEM Qboidz™ set is developed for larger groups of preschool kids and comes with a large number of parts to allow endless creative building! There are available instructions for 90 models, even though children at this age use their own imagination. This is fueled by the proposed models of...
Demonstrate the Second Law of Thermodynamics with this apparatus. Immerse one of the aluminum legs into ice cold water and the other leg into hot water to demonstrate how heat transfer can be converted to electrical energy. This conversion turns the turbine. Show the reverse effect of converting...
Clamp made from high quality metal Painted Red Pulley made of high quality plastic Grey hand knob for tightening clamp Clamp has a 45mm plastic pulley with bracket for bench mounting up to 25mm thickness. Can be used with a force table as well. Wood in picture not included.
The economical compass is perfect for an earth science classroom or home school project. The body of the compass is 55mm diameter. The poles are brightly color coded and the compass is marked every 5 degrees and a hole is provided at the top for a lanyard.
Plastic 2" Pulley Clamp made of hard plastic Clamp max opening 1.250" Grey hand knob for tighting clamp Eisco labs Low Friction Force table 2" Pulley - Clamp max opening is 1.25" Clamp is made of hard plastic. Grey hand knob for tightening clamp