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Unmounted Concave Mirror - 3.75 cm Diameter, 5 cm Focal Length
Unmounted Concave Mirror - 3.75 cm Diameter, 5 cm Focal Length
Price: $2.30
An excellent selection of spherical, silvered glass mirrors for demonstrations and experiments in optics.
Product Number: SB10481M
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Wheels Set
Wheels Set
Price: $12.55
Pack of 60, 1-9/16" dia. wheels. Comes in red, green, yellow, and blue.
Product Number: SB48139M
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Properties of Light Kit
Properties of Light Kit
Stem
Price: $119.95
For your STEM curriculum.This kit includes hands-on experiments that cover basic facts about how light travels including: sources of light, shadows, transmission of light and much more. Includes: teacher’s guide and materials neede...
Product Number: SB33064M
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Plastic Flashlight - Size D
Plastic Flashlight - Size D
Price: $2.05
Handy, portable battery flashlight has a durable plastic outer casing. Exclusive diamond reflector provides a wider beam of light than most ordinary flashlights. Requires two “D” batteries (not included). No color choice.*NOTE...
Product Number: SB13626M
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Prism - 2-1/2" Equilateral
Prism - 2-1/2" Equilateral
Price: $10.25
Acrylic prism polished to perfection. This quality prism will project a superior spectrum compared to glass. If accidentally chipped, this prism will not produce sharp edges.
Product Number: SB18048M
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Prism - 2" Right Angle
Prism - 2" Right Angle
Price: $3.95
Acrylic prism polished to perfection. This quality prism will project a superior spectrum compared to glass. If accidentally chipped, this prism will not produce sharp edges.
Product Number: SB18047M
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Equilateral Prism - 1" (25 mm) x 3" (75 mm)
Equilateral Prism - 1" (25 mm) x 3" (75 mm)
Price: $5.15
60° glass prism with 30 mm base and faces, for experiments in dispersion of white light into its spectrum colors, refraction of light, and demonstrating the principle of the prism spectrometer.
Product Number: SB14089M
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Equilateral Prism - 1" (25 mm) x 2" (50 mm)
Equilateral Prism - 1" (25 mm) x 2" (50 mm)
Price: $5.50
60° glass prism with 30 mm base and faces, for experiments in dispersion of white light into its spectrum colors, refraction of light, and demonstrating the principle of the prism spectrometer.
Product Number: SB14088M
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Color Mixing Demonstration
Color Mixing Demonstration
Price: $41.50
This self-contained unit is perfect for demonstrating color mixing with the addition of the three primary colors: red, blue, and green. The brightness of the three colors can be controlled by individual switches. Hundreds of color combinations are p..
Product Number: SB47548M
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Inclined Plane - Student Model
Inclined Plane - Student Model
Price: $34.75
Defined as a sloping plane for lifting heavy loads to high places. The small weight car also has small wooden wheels. Weight included with plane. Excellent for small groups or individual study. Includes a detailed activity guide which details the histor..
Product Number: S09109M
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Slotted Weight Set
Slotted Weight Set
Price: $33.25
Steel weight set that includes one 100 g hanger and nine 100 g slotted weights. Total weight: 1,000 g.
Product Number: SB46832M
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The Hoberman Sphere™
The Hoberman Sphere™
Price: $30.25
Combines mathematics, science, and technical education into a magical motion of surprising simplicity, beauty, and fun. Its system of polymer links expands and contracts almost effortlessly, changing in volume 30 times. A great tool for teaching physica..
Product Number: TB18334M
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Polarizing Film
Polarizing Film
Price: $16.60
Twist light to amaze your students! Contains two sheets of high-quality polarizing film. Can be used to turn clear film opaque, or opaque film clear. Shows the properties of electromagnetic waves in a simple way. Grade 8 and up.
Product Number: SB47665M
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Spring Oscillation Experiment Set
Spring Oscillation Experiment Set
Price: $305.25
Experiment with springs, oscillations, and wave theory! Mount the demonstration spring onto the vibration generator to learn about oscillation and resonance. The vibration generator produces a low frequency mechanical oscillation with a range of 0.5 to ..
Product Number: SB47843M
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Energy Beads - 1,000 pieces
Energy Beads - 1,000 pieces
Price: $19.50
In the blink of an eye, these amazing beads change from white to a rainbow of colors when you step into the sunlight. Uncover the hidden energy of ultra-violet light as you conduct a number of experiments.
Product Number: SB48486M
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Second Law of Motion Apparatus
Second Law of Motion Apparatus
Price: $23.20
Designed to propel one ball horizontally while at the same instant releasing another to fall vertically. The spring can be cocked at two different tensions. The metal platform is 15 cm long and has a 1 cm dia. rod attached to permit support at any desir..
Product Number: SB10376M
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Digital Velocity Speed Gun
Digital Velocity Speed Gun
Popular Choice
Price: $137.25
Point-and-shoot digital speed gun accurately measures speeds of objects in motion. Great for physical science/math correlations. Dozens of applications. Large LCD screen. Speeds ± 1.0 mph; measure a baseball at 90 ft.; measure a vehicle up ..
Product Number: SB44701M
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AirZooka™
AirZooka™
Price: $18.05
Have a blast teaching the science of an air vortex. The AirZooka™ operates simply by pulling back and releasing a built-in plastic air launcher. Shoots a harmless ball of air up to 20 ft. Assorted colors. Requires no batteries. Grade 1 and up.
Product Number: SB40514M
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Concept of Light Kit
Concept of Light Kit
Price: $139.75
This educational kit contains materials and instructions suitable for safe, hands-on, inquiry-based experimentation into the nature and properties of light. The kit is pimarily aimed at students in middle school, but may be used by elementary or..
Product Number: SB42282M
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Replica Diffraction Grating Slides
Replica Diffraction Grating Slides
Price: $11.95
Excellent for demonstrating the spectrum from various light sources. Gratings are mounted in a 2" x 2" slide frame for easy handling during classroom experiments. 13,500 lines per inch. Package of 25 slides.
Product Number: SB26512M
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Equilibrium Tubes with Stand
Equilibrium Tubes with Stand
Price: $23.75
This apparatus demonstrates that liquids will stand at the same level regardless of shapes of the tubes. Unit consists of four glass tubes of different shapes, mounted on sturdy base. A comprehensive teacher’s guide is provided.
Product Number: SB16537M
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Color Paddles
Color Paddles
Stem
Price: $7.50
For your STEM curriculum.Transparent 6" paddles in six colors with three textures demonstrate the principles of color mixing. Set of 18. Grades 3-6.
Product Number: 9712420M
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Assorted Pulleys
Assorted Pulleys
Popular Choice
Price: $23.65
Set of 100 pulleys consists of 25 each of: 40 mm, 30 mm, and 20 mm diameter pulleys (with 3.2 mm bores); and 10 mm pulleys (with a push fit to 2 mm motor shaft).
Product Number: SB28836M
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KNEX Education Simple Machines Deluxe
KNEX Education Simple Machines Deluxe
Popular Choice Stem
Price: $305.50
For your STEM curriculum.• 3,447 K’NEX® pieces• Builds 60 fully-functioning simple machine models, many simultaneously from activity cards that include building instructions for models and activities for studen...
Product Number: SB30189M
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Double-Tandem Pulley
Double-Tandem Pulley
Price: $2.20
Excellent quality, free-running pulleys. The sheaves are 30/40 mm in diameter and are made of rigid plastic. The block is constructed of metal with swivel hooks at the top and bottom. Color may vary.
Product Number: SB10812M
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Lever Knife-Edge Clamp
Lever Knife-Edge Clamp
Price: $2.60
Make a balance out of a meterstick with this metal clamp. The wire stirrup can be used for suspension of weights.
Product Number: SB13912M
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Unmounted Optical Lenses - Double Concave 3.75 cm Diameter, 15 cm Focal Length
Unmounted Optical Lenses - Double Concave 3.75 cm Diameter, 15 cm Focal Length
Price: $2.05
An excellent unmounted lens for use with optical benches and other studies in optics. Made of high-quality optical glass, and has ground edges.
Product Number: SB10475M
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Unmounted Optical Lenses - Double Convex 3.75 cm Diameter, 15 cm Focal Length
Unmounted Optical Lenses - Double Convex 3.75 cm Diameter, 15 cm Focal Length
Price: $1.40
An excellent unmounted lens for use with optical benches and other studies in optics. Made of high-quality optical glass, and has ground edges.
Product Number: SB10478M
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Heavy-Duty Batteries - Size D; Pkg. of 2
Heavy-Duty Batteries - Size D; Pkg. of 2
Price: $1.95
Ideal for general lab work. Super cells provide up to twice the life of ordinary general-purpose cells.
Product Number: SB08606M
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Newton’s 2nd Law of Motion Apparatus
Newton’s 2nd Law of Motion Apparatus
Price: $15.90
Study the free fall and projectile motion of objects. When the spring activated trigger is released, one ball falls down and the other is fired like a projectile. But both hit the ground at the same time. Comes complete with two balls (3/4" dia.) an..
Product Number: SB43492M
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