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glass-cylindrical-lens-bi-concave-50x45mm-fl-72mm 5 out of 5 Stars!
RAYLENS5045BC72
50x45mm lens with concave curvature and 72mm focal length.
options
From $32 /unit
toy-motor-hobby-motor-dc-motor-and-generator 5 out of 5 Stars!
RE140SA
Versatile motor with generator capabilities for hobby and education.
options
From $2.20 /unit
dc-micro-motor-rf-300ca-14270 5 out of 5 Stars!
RF300CA11400
Low current, medium voltage motor for engineering and hobby projects.
options
From $2.65 /unit
rubber-tubing-amber-natural-wide-516-id-thick-wall 5 out of 5 Stars!
RTA312H
Amber latex tubing, 5/16" ID, thick wall, sterile.
options
From $12 /pack
subminiature-light-bulb-e55-6v-40-ma-one-unit 5 out of 5 Stars!
SM342
Small, low voltage bulb for specialized applications.
options
From $3.50 /unit
knife-switch-spst-deluxe 5 out of 5 Stars!
SPST
High-quality science experiment switch with screw binding posts.
options
From $2.80 /unit
slotted-weights-1-gram 5 out of 5 Stars!
SWA1G
Precision weight measurement for scientific and industrial applications.
options
From $1.30 /unit
telegraph-key-morse-code-key-tapping-key-contact-key 5 out of 5 Stars!
TGKY01
Compact Morse Code Key with adjustable contacts.
options
From $28.38 /unit
sub-miniature-light-bulb-tiny-light-bulb-pack-of-100 5 out of 5 Stars!
TINYBULB1
100 Pack of Microscopic Illumination
options
From $0.35 /unit
titanium-rod-commercial-grade-2 5 out of 5 Stars!
TIROD
High-purity titanium rods, 11" length, 1/8" diameter, Grade 2.
options
From $2.50 /unit
knife-switch-double-pole-double-throw 5 out of 5 Stars!
XDPDT
Experiment Switch with Binding Posts and Mounting Holes.
options
From $2.90 /unit
project-wire-100-pack-pre-cut 5 out of 5 Stars!
6INPCAWG24
Pre-cut copper wire for low voltage projects with insulation.
options
From $7 /pack
hobby-motor-with-lead-wires-not-attached-wholesale 5 out of 5 Stars!
P56046
High-speed motor with with Lead Wires (Not attached)
options
From $1.61 /unit
crystal-radio-kit-basic-am-radio-experiment-no-batteries-required 5 out of 5 Stars!
CRADIOKIT
Basic parts to assemble and experiment with an AM radio powered solely by radio waves.
From $22 /unit
electrode-pair-carbon-spare 4 out of 5 Stars!
3155C
Graphite electrodes for Hoffman electrolysis apparatus, 100x5mm.
options
From $9 /unit
fahnestock-clips-spring-clips-plated-steel 4 out of 5 Stars!
FSC
Secure and easy electrical connections with quick release tab.
options
From $0.16 /unit
bacteria-growth-science-kit 4 out of 5 Stars!
KITBG01
Science kit for growing bacteria and conducting experiments.
options
From $20 /unit
motor-pulley-small-pulley-for-dc-motors 4 out of 5 Stars!
MPUL10W
Efficient power transmission for DC motors.
options
From $0.35 /unit
feet-counter-distance-measuring-wheels-feet-amp-inches 4 out of 5 Stars!
MSJY316W
High-precision feet/inch counter for industrial length measurement.
options
From $67.50 /unit
motor-pulley-17-mm-pack-of-10 3 out of 5 Stars!
MPUL17R
Pack of 10 motor pulleys for small motors with 2-mm shaft.
options
From $0.80 /unit
glass-cylindrical-lens-bi-concave-50x45mm-fl-72mm
Glass Cylindrical Lens, Bi-Concave 50X45Mm Fl 72Mm
50x45mm lens with concave curvature and 72mm focal length.
5 out of 5 Stars!
Add to Cart
$32
SKU: RAYLENS5045BC72
toy-motor-hobby-motor-dc-motor-and-generator
Toy Motor, Hobby Motor, Dc Motor And Generator
Versatile motor with generator capabilities for hobby and education.
5 out of 5 Stars!
Add to Cart
$29 - $1386
SKU: RE140SA
dc-micro-motor-rf-300ca-14270
DC Motor, Round, Precious Metal Brush 11400
Low current, medium voltage motor for engineering and hobby projects.
5 out of 5 Stars!
Add to Cart
$30 - $1325
SKU: RF300CA11400
rubber-tubing-amber-natural-wide-516-id-thick-wall
Rubber Tubing, Amber, Natural, Wide 5/16" Id & Thick Wall
Amber latex tubing, 5/16" ID, thick wall, sterile.
5 out of 5 Stars!
Add to Cart
$12 - $96
SKU: RTA312H
subminiature-light-bulb-e55-6v-40-ma-one-unit
Subminiature Light Bulb, E5.5, 6V, 40 Ma, One Unit
Small, low voltage bulb for specialized applications.
5 out of 5 Stars!
Add to Cart
$3.50
SKU: SM342
knife-switch-spst-deluxe
Knife Switch, Spst, Deluxe
High-quality science experiment switch with screw binding posts.
5 out of 5 Stars!
Add to Cart
$4.50 - $280
SKU: SPST
slotted-weights-1-gram
Slotted Weights, 1 Gram
Precision weight measurement for scientific and industrial applications.
5 out of 5 Stars!
Add to Cart
$1.30
SKU: SWA1G
telegraph-key-morse-code-key-tapping-key-contact-key
Telegraph Key, Morse Code Key, Tapping Key, Contact Key
Compact Morse Code Key with adjustable contacts.
5 out of 5 Stars!
Add to Cart
$28.38
SKU: TGKY01
sub-miniature-light-bulb-tiny-light-bulb-pack-of-100
Sub Miniature Light Bulb (Tiny Light Bulb), Pack Of 100
100 Pack of Microscopic Illumination
5 out of 5 Stars!
Add to Cart
$35
SKU: TINYBULB1
titanium-rod-commercial-grade-2
Titanium Rod, Commercial Grade 2
High-purity titanium rods, 11" length, 1/8" diameter, Grade 2.
5 out of 5 Stars!
Add to Cart
$2.99 - $25
SKU: TIROD
knife-switch-double-pole-double-throw
Knife Switch, Double Pole, Double Throw
Experiment Switch with Binding Posts and Mounting Holes.
5 out of 5 Stars!
Add to Cart
$2.90
SKU: XDPDT
project-wire-100-pack-pre-cut
Project Wire 100 Pack Pre-Cut
Pre-cut copper wire for low voltage projects with insulation.
5 out of 5 Stars!
Add to Cart
$7
SKU: 6INPCAWG24
hobby-motor-with-lead-wires-not-attached-wholesale
Hobby Motor with Lead Wires (Not attached), Wholesale
High-speed motor with with Lead Wires (Not attached)
5 out of 5 Stars!
Add to Cart
$199 - $1610
SKU: P56046
crystal-radio-kit-basic-am-radio-experiment-no-batteries-required
Crystal Radio Kit - Basic AM Radio experiment, No Batteries Required
Basic parts to assemble and experiment with an AM radio powered solely by radio waves.
5 out of 5 Stars!
Contact Us  
$22
SKU: CRADIOKIT
electrode-pair-carbon-spare
Electrode Pair, Carbon, Spare
Graphite electrodes for Hoffman electrolysis apparatus, 100x5mm.
4 out of 5 Stars!
Add to Cart
$9
SKU: 3155C
fahnestock-clips-spring-clips-plated-steel
Fahnestock Clips, Spring Clips, Plated Steel
Secure and easy electrical connections with quick release tab.
4 out of 5 Stars!
Add to Cart
$1.99 - $160
SKU: FSC
bacteria-growth-science-kit
Bacteria Growth Science Kit
Science kit for growing bacteria and conducting experiments.
4 out of 5 Stars!
Add to Cart
$20
SKU: KITBG01
motor-pulley-small-pulley-for-dc-motors
Motor Pulley, Small Pulley For Dc Motors
Efficient power transmission for DC motors.
4 out of 5 Stars!
Add to Cart
$5 - $35
SKU: MPUL10W
feet-counter-distance-measuring-wheels-feet-amp-inches
Feet Counter, Distance Measuring Wheels (Feet & Inches)
High-precision feet/inch counter for industrial length measurement.
4 out of 5 Stars!
Add to Cart
$75 - $675
SKU: MSJY316W
motor-pulley-17-mm-pack-of-10
Motor Pulley 17-mm Pack of 10
Pack of 10 motor pulleys for small motors with 2-mm shaft.
3 out of 5 Stars!
Add to Cart
$8
SKU: MPUL17R
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