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small-motor-pulley-for-dc-motors
MPUL10
Grooved plastic sheave for compact belt-drive mechanisms
options
From $0.32 /unit
motor-pulley-black-13-mm
MPB13MM
Grooved plastic sheave for compact motor-driven assemblies
options
From $0.40 /unit
co-dragster-car-kit
DRASET
Hands-on CO₂-powered dragster kit for STEM learning and racing.
options
From $15 /unit
dna-model
DNAMOD
Preassembled 16-base pair DNA model with rotating display stand.
options
From $90 /unit
electric-bell-educational-model
BELL3F
Exposed 6 V electromagnet bell teaching model.
options
From $10 /unit
eleven-blade-propellers-with-60-mm-diameter-red
PROP11B60MMRED
High-performance propellers for drones or RC planes.
options
From $0.75 /unit
gear-set-plastic-gears-set-of-4
GEARSET4
Plastic spur gears for educational mechanical assemblies
options
From $1.50 /unit
green-plastic-spur-gear-t12-135-mm-diameter
PGEART12G
12 Tooth Compact transmission component with 1.9 mm center bore.
options
From $0.90 /unit
small-gear-25-mm-hole
GEAR25MM
Transfers rotational motion between compatible shafts in light-duty mechanisms.
options
From $0.09 /unit
human-brain-anatomical-model-vintage-7-parts-with-blood-vessels
3307-1
Vintage seven-part brain model with vascular markings and transparent base.
options
From $69 /unit
Human-Brain-Anatomy-Model-3-Parts-Plain-Finish
BRAIN304
Sectional anatomy with plain cerebral surfaces and yellow underside accents.
options
From $48 /unit
Human-Brain-Anatomy-Model-with-Colored-Arteries-3-Parts
BRAIN304A
Sectional anatomy with color-coded vasculature and removable display base.
options
From $39.99 /unit
human-brainstem-and-cerebellum-anatomical-model-with-display-stand
BS3315
Unused vintage anatomical model with age-related cosmetic wear.
options
From $45 /unit
Human-Ear-Anatomy-Model-1-5x-Enlarged-with-Stand
EAR303D
Exposed ear regions provide a continuous anatomical view.
options
From $29.99 /unit
human-heart-anatomical-model-2-parts-hand-painted-with-numbered-structures
1020-33
Dissectible heart with internal structures and numbered identification key.
options
From $44.99 /unit
Human-Heart-Anatomy-Model-4x-Enlarged-3-Parts-XC-307C
HEART307C
Sectional anatomy exposes chambers, valves, chordae tendineae and papillary muscles.
options
From $93 /unit
Human-Liver-Anatomy-Model-with-Blood-Vessels-and-Bile-Ducts
LIVER312
Opened anatomy reveals branching blood vessels and biliary pathways.
options
From $55 /unit
jumbo-human-heart-model-plastic
3304-11
Dissectible PVC model revealing internal cardiac anatomy and circulation.
options
From $60 /unit
knife-switch-spdt-educational
SPDT3F
Educational SPDT Knife Switch with Fast Connections.
options
From $1.35 /unit
knife-switch-dpst-deluxe-with-black-knobs
DPSTB
This Knife Switch Is Double Pole Single
options
From $4.50 /unit
small-motor-pulley-for-dc-motors
Black Plastic Motor Pulley Sheave, 10 mm
Grooved plastic sheave for compact belt-drive mechanisms
Add to Cart
$5 - $320
SKU: MPUL10
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
co-dragster-car-kit
CO₂ Dragster Car Kit
Hands-on CO₂-powered dragster kit for STEM learning and racing.
Add to Cart
$15
SKU: DRASET
dna-model
DNA Model
Preassembled 16-base pair DNA model with rotating display stand.
Add to Cart
$90
SKU: DNAMOD
electric-bell-educational-model
Electric Bell Educational Model
Exposed 6 V electromagnet bell teaching model.
Add to Cart
$12 - $100
SKU: BELL3F
eleven-blade-propellers-with-60-mm-diameter-red
Eleven Blade Propellers With 60 Mm Diameter, Red
High-performance propellers for drones or RC planes.
Add to Cart
$8.50 - $75
SKU: PROP11B60MMRED
gear-set-plastic-gears-set-of-4
Gear Set, 4-Piece, 12T, 20T, 30T and 40T
Plastic spur gears for educational mechanical assemblies
Add to Cart
$1.75 - $150
SKU: GEARSET4
green-plastic-spur-gear-t12-135-mm-diameter
Green Plastic Spur Gear (T12), 13.5 mm Diameter
12 Tooth Compact transmission component with 1.9 mm center bore.
Add to Cart
$10 - $90
SKU: PGEART12G
small-gear-25-mm-hole
Green Plastic Spur Gear, 2.5 mm Bore, 13.5 mm Diameter
Transfers rotational motion between compatible shafts in light-duty mechanisms.
Add to Cart
$15 - $90
SKU: GEAR25MM
human-brain-anatomical-model-vintage-7-parts-with-blood-vessels
Human Brain Anatomical Model, Vintage, 7 Parts, with Blood Vessels
Vintage seven-part brain model with vascular markings and transparent base.
Add to Cart
$69
SKU: 3307-1
Human-Brain-Anatomy-Model-3-Parts-Plain-Finish
Human Brain Anatomy Model - 3 Parts, Plain Finish
Sectional anatomy with plain cerebral surfaces and yellow underside accents.
Add to Cart
$48
SKU: BRAIN304
Human-Brain-Anatomy-Model-with-Colored-Arteries-3-Parts
Human Brain Anatomy Model with Colored Arteries - 3 Parts
Sectional anatomy with color-coded vasculature and removable display base.
Add to Cart
$39.99
SKU: BRAIN304A
human-brainstem-and-cerebellum-anatomical-model-with-display-stand
Human Brainstem and Cerebellum Anatomical Model with Display Stand
Unused vintage anatomical model with age-related cosmetic wear.
Add to Cart
$45
SKU: BS3315
Human-Ear-Anatomy-Model-1-5x-Enlarged-with-Stand
Human Ear Anatomy Model - 1.5× Enlarged with Stand
Exposed ear regions provide a continuous anatomical view.
Add to Cart
$29.99
SKU: EAR303D
human-heart-anatomical-model-2-parts-hand-painted-with-numbered-structures
Human Heart Anatomical Model, 2 Parts, Hand-Painted with Numbered Structures
Dissectible heart with internal structures and numbered identification key.
Add to Cart
$44.99
SKU: 1020-33
Human-Heart-Anatomy-Model-4x-Enlarged-3-Parts-XC-307C
Human Heart Anatomy Model - 4× Enlarged, 3 Parts, XC-307C
Sectional anatomy exposes chambers, valves, chordae tendineae and papillary muscles.
Add to Cart
$93
SKU: HEART307C
Human-Liver-Anatomy-Model-with-Blood-Vessels-and-Bile-Ducts
Human Liver Anatomy Model with Blood Vessels and Bile Ducts
Opened anatomy reveals branching blood vessels and biliary pathways.
Add to Cart
$55
SKU: LIVER312
jumbo-human-heart-model-plastic
Jumbo Human Heart Model, 5X Life Size
Dissectible PVC model revealing internal cardiac anatomy and circulation.
Add to Cart
$60
SKU: 3304-11
knife-switch-spdt-educational
Knife Switch SPDT, Educational
Educational SPDT Knife Switch with Fast Connections.
Add to Cart
$3.50 - $1350
SKU: SPDT3F
knife-switch-dpst-deluxe-with-black-knobs
Knife Switch, Dpst, Deluxe With Black Knobs
This Knife Switch Is Double Pole Single
Add to Cart
$4.50
SKU: DPSTB
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