Superior version of the classic device for investigating electromagnetic induction—the best we have seen! Primary and secondary coils are wound on robust molded formers fitted with shielded banana jacks, plated iron core has a molded handle for accurate positioning in the coils. Primary coil…

The Ballistic Pendulum can be used to demonstrate the conservation of momentum with a spring gun, 3 balls with different mass, a pendulum block, and angular scale. Students can calculate the projectile's initial velocity and post-collision kinetic energy. It features an adjustable leveling screw,…

The Incline Plane consists of a rectangular base plate with a U-shaped profile. A knob is given for angle adjustment at the base. A 50mm diameter pulley and a dynamometer with graduations from 0N to 2N and subdivisions every 0.2N is fitted on this apparatus and is adjustable. Two photogates are…

Prism Smooth Polished Glass Surface Optically Clear Individually Boxed

All plastic construction. Dual scale range is 6" or 150mm. Readability is 1/128" or 0.05mm.

Turbidity is the measurement of the cloudiness of a fluid. To measure turbidity using this apparatus, fill the tube with water and drain it slowly by limiting flow with the pinch clamp on the hose. Stop draining once the black and white Secchi disk on the bottom of the tube becomes visible, and…

This premium lab set is the perfect thing to get a home lab or classroom going. It has all the components you would need to start a basic chemistry lab. - All the components needed to get a lab going - Premium, research grade components Includes: (1) base, (1) rod, (1) beaker tong,…

This inexpensive 3x magnifier is great for general purpose use.

Lenses - Glass with ground edges - Double Concave

Made from Plate Glass, with carefully ground and polished optical survaces, and cleanly ground edges, these lenses feature a diameter of 38mm - 125mm and focal lengths from 50mm - 500mm.

Inspired by naval periscopes used on submarines, our handheld periscope is designed to show students the reflective qualities of light. Our version consists of an outer case with mirrors at each end set parallel to each other at a 45 degree angle.

Build your own series circuit using the handy Create-A-Circuit-Kit. It comes complete with a "D" cell battery holder, a knife switch, two miniature light bulbs, two lamp holders, and four connector cords. Instructions are included.

Glass thermometer with red Toluene solution is mounted on a plastic backing card. Range is -40° to +50°C .

The clear plastic 6" / 15cm ruler is scaled in 1mm increments on one side.

This wooden machine has a sturdy wooden construction ideal for classroom use. This apparatus can model how the use of several pulleys increases one's mechanical advantage. Students can use this both qualitatively and quantitatively and its design lends itself easily to inquiry based activities.…

Rectangular glass block with two frosted sides, 114mm x 63mm x 19mm.

This student force table is a complete set that features a dual scale, allowing students to take readings either clockwise or counterclockwise, four complete weight sets (each with brass slotted weights, 2 x 5g, 4 x 10g, 4 x 20g, and a 20g brass weight hanger), four pulleys with clamps and two sets…

Flexible, 18swg stranded wire cord with alligator clips at both ends. Alligator clips have protective vinyl sheath.

This measuring set contains four high quality instruments-a 0-25 x 0.01 MM micrometer caliper, a 90 degree knife edge square, a 150 x 0.05 MM vernier caliper, and a 150 MM steel ruler. All of these are housed in a sturdy plastic storage case.

The connector cord set have Cross-Patch/Stacking Banana Plugs which allows you to connect to another Banana Plug on both the side or back of the first plug. The cords are plastic coated and flexible. The set includes 6 cords; 3 black and 3 red.

This wooden machine has a sturdy wooden construction ideal for classroom use. This apparatus can model how gears work at a basic level to make work easier. Supplied with manual. Size: 39 x 9 x 15 cm Weight: 1 kg

The Deluxe New York Balance with Support Stand is used to demonstrate the relationship between length of the lever arm, moment of force, and amount of force. The unit is designed to help students to understand the principles of torque and its properties. The plastic meter stick included with this…

Our 10-Level Conductivity Indicator can be used for quick comparisons of conductivity in solutions including, but not limited to, tap water, vinegar, baking soda solution, or varying concentrations of salt water. This device is very simple to use - just submerge both brass prongs in a solution,…

50mm diameter Set 6 - double convex, plano-convex, concavo-convex, double concave, plano-concave, and convexo-concave

The Electrostatics Kit is a collection of materials designed for students to investigate the creation of charges through friction between various rods and fabrics. Contents include: Hollow Glass Friction Rod (1) Glass Friction Rod, Half Ground (1) Ebonite Rod (1) String, 10' (1) …

Folding Magnifiers in plastic cases. 25mm lens, 5x magnification. Double magnifier has two lenses for 10x magnification and triple magnifier has three lenses for 15x magnification.

Clinometers are used to easily calculate the height of any tall object. Easily determine the angles of slope (or tilt), elevation, or depression of an object with respect to gravity. PRODUCT WARNINGS WARNING: This product can expose you to chemicals including styrene, nickel, and…

This simple device gives a graphic demonstration of the sun’s radiative energy. A large convex mirror concentrates solar radiation onto a small container of water suspended at the mirror’s focal point. In a few minutes, the water boils. The mirror’s angle is adjustable though…

Glass with ground edges - Double Convex

This tool demonstrates that the rate of acceleration of an object depends on the angle of incline. The trolley has three holes for attaching weights and brackets to place on the cable at any point. A mass set is also needed, such as our #14008 (not included in the kit). Use our photogates (#PG-2)…

This product effectively demonstrates the laws of reflection and refraction. The 16cm diameter acrylic water tank has a 360 degree scale and a moveable arm carrying a laser activated by a push-button. Thumb screws on the side of the laser harness can be adjusted to finely position the laser beam.…