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lenses-spherical-bi-convex-38-mm-diameter-focal-length-200mm
GLXX38X200
Polished glass with ground edges for converging optical systems.
options
From $1.40 /unit
lenses-spherical-bi-convex-38-mm-diameter-focal-length-500mm
GLXX38X500
Polished glass with ground edges for converging optical systems.
From $1.23 /unit
lenses-spherical-bi-convex-75-mm-diameter-focal-length-100mm
GLXX75X100
Polished glass with ground edges and 100 mm focus.
options
From $2.60 /unit
lenses-spherical-bi-convex-75-mm-diameter-focal-length-150mm
GLXX75X150
Polished glass with ground edges and 150 mm focus.
options
From $4.69 /unit
lenses-spherical-bi-convex-75-mm-diameter-focal-length-175mm
GLXX75X175
Polished glass with ground edges and 175 mm focus.
options
From $4.95 /unit
lenses-spherical-bi-convex-75-mm-diameter-focal-length-200mm
GLXX75X200
Polished glass with ground edges and 200 mm focus.
options
From $4.70 /unit
lenses-spherical-bi-convex-75-mm-diameter-focal-length-300mm
GLXX75X300
Polished glass with ground edges and 300 mm focus.
options
From $4.70 /unit
lenses-spherical-bi-convex-75-mm-diameter-focal-length-500mm
GLXX75X500
Polished glass with ground edges and 500 mm focus.
options
From $4.70 /unit
floating-rings-magnets-with-strong-ceramic-ring-magnets-and-platform
KITFRBX
Black ceramic magnets form a calibratable magnetic spring scale.
options
From $12 /unit
floating-rings-science-set-student-grade
KITFRSG
Magnetic levitation science kit for floating rings.
options
From $8.50 /unit
Connection-Wires-With-Alligatotor-Clips-16-Long-One-Pair
JUMPER16
Long wires with alligator clips for easy connections.
options
From $1.50 /unit
specific-gravity-block-with-hook
3520
32 mm metal cube with brass hook for density experiments.
options
See pricing options
plastic-front-wheels-18-quot-shafthole-pack-of-100
PWHEELSFRONT
CO2 Dragster & STEM Vehicle Wheels, 35 mm spoke wheels for classroom vehicle builds.
options
See pricing options
human-torso-model-malefemale-18-45-cm
ACMT2
Dissectible torso with interchangeable male and female structures and removable organs.
options
From $112 /unit
red-silicone-tubing-116-id-x-316-od
SILR5MM
60 ±5 Shore A silicone for lab, air, and fluid-transfer use.
options
From $0.80 /Feet
clear-polyurethane-ether-tubing-116-id-x-18-od-50-ft
ETHERT18
Transparent ether polyurethane tubing for fluid, air, vacuum use.
options
From $0.80 /Feet
9V Battery Snap Terminals Separated Pair (Red + Black), 6 in Stranded Leads
PBH9VSNAP
Separate snap contacts with pre-tinned Separated Pair,
options
From $0.65 /unit
fruit-powered-digital-clock-stem-electrochemistry-project-apples-clock
APPLECLOCK
Demonstrates fruit-based galvanic cells and series circuits
options
From $5 /unit
motor-pulley-17-mm
MPUL17R
Grooved plastic pulley for small motor drive systems.
options
From $8 /unit
motor-pulley-black-13-mm
MPB13MM
Grooved plastic sheave for compact motor-driven assemblies
options
From $0.40 /unit
lenses-spherical-bi-convex-38-mm-diameter-focal-length-200mm
Bi-Convex Glass Lens, 38 mm Diameter, 200 mm Focal Length
Polished glass with ground edges for converging optical systems.
Add to Cart
$1.52 - $14
SKU: GLXX38X200
lenses-spherical-bi-convex-38-mm-diameter-focal-length-500mm
Bi-Convex Glass Lens, 38 mm Diameter, 500 mm Focal Length
Polished glass with ground edges for converging optical systems.
Call To Order  
$1.52 - $123
SKU: GLXX38X500
lenses-spherical-bi-convex-75-mm-diameter-focal-length-100mm
Bi-Convex Glass Lens, 75 mm Diameter, 100 mm Focal Length
Polished glass with ground edges and 100 mm focus.
Add to Cart
$3.20 - $260
SKU: GLXX75X100
lenses-spherical-bi-convex-75-mm-diameter-focal-length-150mm
Bi-Convex Glass Lens, 75 mm Diameter, 150 mm Focal Length
Polished glass with ground edges and 150 mm focus.
Add to Cart
$5.80 - $469
SKU: GLXX75X150
lenses-spherical-bi-convex-75-mm-diameter-focal-length-175mm
Bi-Convex Glass Lens, 75 mm Diameter, 175 mm Focal Length
Polished glass with ground edges and 175 mm focus.
Add to Cart
$4.95
SKU: GLXX75X175
lenses-spherical-bi-convex-75-mm-diameter-focal-length-200mm
Bi-Convex Glass Lens, 75 mm Diameter, 200 mm Focal Length
Polished glass with ground edges and 200 mm focus.
Add to Cart
$5.80 - $470
SKU: GLXX75X200
lenses-spherical-bi-convex-75-mm-diameter-focal-length-300mm
Bi-Convex Glass Lens, 75 mm Diameter, 300 mm Focal Length
Polished glass with ground edges and 300 mm focus.
Add to Cart
$5.80 - $470
SKU: GLXX75X300
lenses-spherical-bi-convex-75-mm-diameter-focal-length-500mm
Bi-Convex Glass Lens, 75 mm Diameter, 500 mm Focal Length
Polished glass with ground edges and 500 mm focus.
Add to Cart
$5.80 - $470
SKU: GLXX75X500
floating-rings-magnets-with-strong-ceramic-ring-magnets-and-platform
Floating Rings Magnets (With Strong Ceramic Ring Magnets and Platform)
Black ceramic magnets form a calibratable magnetic spring scale.
Add to Cart
$15 - $120
SKU: KITFRBX
floating-rings-science-set-student-grade
Floating Rings Magnets Science Set (Student Grade)
Magnetic levitation science kit for floating rings.
Add to Cart
$10 - $85
SKU: KITFRSG
Connection-Wires-With-Alligatotor-Clips-16-Long-One-Pair
Connection Wires With Alligator Clips, 16" Long, One Pair
Long wires with alligator clips for easy connections.
Add to Cart
$2 - $15
SKU: JUMPER16
specific-gravity-block-with-hook
Specific Gravity Block With Hook
32 mm metal cube with brass hook for density experiments.
Add to Cart
See pricing options
SKU: 3520
plastic-front-wheels-18-quot-shafthole-pack-of-100
Plastic Front Wheels, 1/8" Hole, Pack of 100
CO2 Dragster & STEM Vehicle Wheels, 35 mm spoke wheels for classroom vehicle builds.
Add to Cart
See pricing options
SKU: PWHEELSFRONT
human-torso-model-malefemale-18-45-cm
Human Torso Anatomy Model, Male/Female, 18 in (45 cm)
Dissectible torso with interchangeable male and female structures and removable organs.
Add to Cart
$112
SKU: ACMT2
red-silicone-tubing-116-id-x-316-od
Red Silicone Tubing, 1/16" ID x 3/16" OD
60 ±5 Shore A silicone for lab, air, and fluid-transfer use.
Add to Cart
$10 - $40
SKU: SILR5MM
clear-polyurethane-ether-tubing-116-id-x-18-od-50-ft
Clear Polyurethane Ether Tubing, 1/16" ID x 1/8" OD, 50 ft
Transparent ether polyurethane tubing for fluid, air, vacuum use.
Add to Cart
$40
SKU: ETHERT18
9V Battery Snap Terminals Separated Pair (Red + Black), 6 in Stranded Leads
Snap Clip, 9V Battery Snap Terminals, 6 in Leads
Separate snap contacts with pre-tinned Separated Pair,
Add to Cart
$15 - $65
SKU: PBH9VSNAP
fruit-powered-digital-clock-stem-electrochemistry-project-apples-clock
Fruit Powered Digital Clock STEM Electrochemistry Project - APPLES CLOCK
Demonstrates fruit-based galvanic cells and series circuits
Add to Cart
$7 - $50
SKU: APPLECLOCK
motor-pulley-17-mm
Plastic Motor Pulley Sheave, 17 mm
Grooved plastic pulley for small motor drive systems.
Add to Cart
$8
SKU: MPUL17R
motor-pulley-black-13-mm
Black Plastic Motor Pulley Sheave, 13 mm
Grooved plastic sheave for compact motor-driven assemblies
Add to Cart
$5 - $40
SKU: MPB13MM
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