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Amazing Toys: Stemnex Intelligent Vacuum Cleaner, 75pc, Batteries Required, Kids
Amazing Toys: Stemnex Intelligent Vacuum Cleaner, 75pc, Batteries Required, Kids

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Jurassic World Triceratops STEM Fossil Strikers Mattel Park 2018 Dinosaur Trike
Jurassic World Triceratops STEM Fossil Strikers Mattel Park 2018 Dinosaur Trike

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K'nex 78630 STEM Education Simple Machines: Gears Building Set 198pcs Ages8+ New
K'nex 78630 STEM Education Simple Machines: Gears Building Set 198pcs Ages8+ New

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KNEX Imagine: Click And Construct Value Set 522 Pieces, 35 Models, STEM Model
KNEX Imagine: Click And Construct Value Set 522 Pieces, 35 Models, STEM Model

$36.00

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Stemnex V8 Engine Model Kit Amazing Toys New
Stemnex V8 Engine Model Kit Amazing Toys New

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Knex Education Into To Bridges Kit Stem NEW OPEN BOX
Knex Education Into To Bridges Kit Stem NEW OPEN BOX

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Genuine K'nex Value Tub Unknown Actual Count 400++ Piece Educational Play Set
Genuine K'nex Value Tub Unknown Actual Count 400++ Piece Educational Play Set

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Knex Orange Gear 2-1/4" - K'nex Rare Standard K'nex Stem Education Part
Knex Orange Gear 2-1/4" - K'nex Rare Standard K'nex Stem Education Part

$8.50

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15 Knex Gears Lot Silver & Black Crown Med & Small K'nex Education Parts Lot
15 Knex Gears Lot Silver & Black Crown Med & Small K'nex Education Parts Lot

$13.61

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Knex Education Solar Panel Motor w/Cable - Stem Teacher Part Untested W/ Wheels
Knex Education Solar Panel Motor w/Cable - Stem Teacher Part Untested W/ Wheels

$16.99

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NEW K'Nex Education Building Solutions Machine Set Lever Pulley 178pc STEM 78610
NEW K'Nex Education Building Solutions Machine Set Lever Pulley 178pc STEM 78610

$9.99

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KNEX FIRST BUILDING SET Vintage At Home STEM Projects Learn + Fun 253pc SET EUC
KNEX FIRST BUILDING SET Vintage At Home STEM Projects Learn + Fun 253pc SET EUC

$19.92

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K'Nex Building Toys STEM Engineering Toy Bulk Lot 1+ Lbs
K'Nex Building Toys STEM Engineering Toy Bulk Lot 1+ Lbs

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Science Squad STEM Kart Racer Metal Kit Build Your Own Racer NIB
Science Squad STEM Kart Racer Metal Kit Build Your Own Racer NIB

$10.80

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KNex 77078 KNEX STEM Explorations Swing Ride Building Set for Ages 8 Engineering
KNex 77078 KNEX STEM Explorations Swing Ride Building Set for Ages 8 Engineering

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LARGE Scale / Box ~ "YOU PICK" ~ MPC AMT Revell TRUCK / CAR Plastic Models - NEW
LARGE Scale / Box ~ "YOU PICK" ~ MPC AMT Revell TRUCK / CAR Plastic Models - NEW

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NEW Techno Gears Marble Mania STEM Construction Set Zany Trax 4.0 Unopened
NEW Techno Gears Marble Mania STEM Construction Set Zany Trax 4.0 Unopened

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2018 Mattel Jurassic World Fossil Strikers Velociraptor STEM
2018 Mattel Jurassic World Fossil Strikers Velociraptor STEM

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Knex Motor Education Solar Panel w/Cable - K'nex Stem Teacher Part Tested 19403
Knex Motor Education Solar Panel w/Cable - K'nex Stem Teacher Part Tested 19403

$28.45

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10 Knex Small 1 Inch Dark Blue Gears Locking - K'nex Education Stem Parts Lot
10 Knex Small 1 Inch Dark Blue Gears Locking - K'nex Education Stem Parts Lot

$9.45

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Techno Gears Aero Trax Plane STEM Product 80+ Pieces Toy 6+ in Box New
Techno Gears Aero Trax Plane STEM Product 80+ Pieces Toy 6+ in Box New

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15 Knex Gears Lot Red & Yellow Crown Med & Small K'nex Education Part Assortment
15 Knex Gears Lot Red & Yellow Crown Med & Small K'nex Education Part Assortment

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12 Knex Red Gears for Large Chain - K'nex Stem Education Teacher Parts
12 Knex Red Gears for Large Chain - K'nex Stem Education Teacher Parts

$11.95

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K'NEX Gear Action 25 Model Building Set #12056 Used COMPLETE Stem 210++ Pieces
K'NEX Gear Action 25 Model Building Set #12056 Used COMPLETE Stem 210++ Pieces

$9.99

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K’nex Education Stem Building Solution 583 Pcs
K’nex Education Stem Building Solution 583 Pcs

$58.00

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OPEN BOX - K'NEX Education STEM EXPLORATIONS: Vehicles Building Set Building Kit
OPEN BOX - K'NEX Education STEM EXPLORATIONS: Vehicles Building Set Building Kit

$19.49

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K'NEX Building Set Swing Ride STEM Explorations Engineering COMPLETE
K'NEX Building Set Swing Ride STEM Explorations Engineering COMPLETE

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Instruction Manual And Disc K'NEX Education STEM BUILDING SOLUTION BRIDGES
Instruction Manual And Disc K'NEX Education STEM BUILDING SOLUTION BRIDGES

$10.99

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K'nex Electronic Arcade For Sale Holiday Toys Gifts Vintage
K'nex Electronic Arcade For Sale Holiday Toys Gifts Vintage

$125.00

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K'nex Corkscrew Canyon For Sale Rare Set Motorized Tube Park Used
K'nex Corkscrew Canyon For Sale Rare Set Motorized Tube Park Used

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K'Nex 'Rad Rides' Cars, 12 builds in 1 •STEM Learning• Ages 7-12 #15214 206 pcs
K'Nex 'Rad Rides' Cars, 12 builds in 1 •STEM Learning• Ages 7-12 #15214 206 pcs

$26.99

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New Knex DNA Replication Stem Science Teacher Classroom - BKK^
New Knex DNA Replication Stem Science Teacher Classroom - BKK^

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K’NEX 100 Unique Models Imagine Building Set 863 Pieces Ages 7+ Engineering STEM
K’NEX 100 Unique Models Imagine Building Set 863 Pieces Ages 7+ Engineering STEM

$39.95

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STEMNEX Amazing Steam Engine Train Model Kit, Kids Educational STEM Science Toy
STEMNEX Amazing Steam Engine Train Model Kit, Kids Educational STEM Science Toy

$57.11

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Knex Orange Coaster Track Tube 9' Feet Short Tubing Piece - K'nex Stem
Knex Orange Coaster Track Tube 9' Feet Short Tubing Piece - K'nex Stem

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1 Knex NEW Education Solar Panel K'nex Stem Teacher Classroom Replacement Parts
1 Knex NEW Education Solar Panel K'nex Stem Teacher Classroom Replacement Parts

$14.20

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Roominate 70 Piece Studio Wired Building Kit and Fan STEM Learning Toy for Girls
Roominate 70 Piece Studio Wired Building Kit and Fan STEM Learning Toy for Girls

$9.99

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100 Knex Small 1" Gray Push On Gears - K'nex Education Stem Bulk Job Lot
100 Knex Small 1" Gray Push On Gears - K'nex Education Stem Bulk Job Lot

$18.95

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K’NEX Imagine: 100 Model Building Set – 863 Pieces, STEM Learning Creative Co...
K’NEX Imagine: 100 Model Building Set – 863 Pieces, STEM Learning Creative Co...

$82.19

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K'NEX Sawblade Thrill Ride 50085 100% Complete w/ Motor Knex STEM Building Set
K'NEX Sawblade Thrill Ride 50085 100% Complete w/ Motor Knex STEM Building Set

$42.49

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KNEX EDUCATION STEM EXPLORATIONS GEARS BUILDING SET 79318
KNEX EDUCATION STEM EXPLORATIONS GEARS BUILDING SET 79318

$22.99

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NEW STEM HEXBUG VEX Robotic Explorers Space Rover Build SET NIB Sealed
NEW STEM HEXBUG VEX Robotic Explorers Space Rover Build SET NIB Sealed

$14.95

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BRAND NEW SEALED 1/8 Stemnex V8 Model Engine Combustion Engine w/ Sound 393405
BRAND NEW SEALED 1/8 Stemnex V8 Model Engine Combustion Engine w/ Sound 393405

$34.99

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K'nex 79320 STEM Explorations Education Vehicles Building Set 131pcs Ages 8+ New
K'nex 79320 STEM Explorations Education Vehicles Building Set 131pcs Ages 8+ New

$24.95

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Knex NEW Education Solar Panel & 12 Foot Cable K'nex Stem Teacher Classroom Part
Knex NEW Education Solar Panel & 12 Foot Cable K'nex Stem Teacher Classroom Part

$23.70

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Huge lot of K'nex Toys - Around 13 LBS Pounds - Large Assortment of Pieces STEM
Huge lot of K'nex Toys - Around 13 LBS Pounds - Large Assortment of Pieces STEM

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K’nex Mixed Lot Assorted Building Pieces
K’nex Mixed Lot Assorted Building Pieces

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K’NEX Education STEM Explorations: 3-in-1 Classic Amusement Park Building...
K’NEX Education STEM Explorations: 3-in-1 Classic Amusement Park Building...

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K'NEX Education STEM Explorations: Roller Coaster Building 77078 - 546 Pieces
K'NEX Education STEM Explorations: Roller Coaster Building 77078 - 546 Pieces

$32.49

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K-NEX Solar Yellow Case With Hundreds Of Sorted Pieces Very Nice
K-NEX Solar Yellow Case With Hundreds Of Sorted Pieces Very Nice

$27.99

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VEX HexBug Robotics RED Construction Machinery STEM Construction Kit 3Kit Bundle
VEX HexBug Robotics RED Construction Machinery STEM Construction Kit 3Kit Bundle

$36.95

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NIB VEX Robotics STEM Crossbow Launcher HEXBUG Complete NEW Open Box Sealed Bags
NIB VEX Robotics STEM Crossbow Launcher HEXBUG Complete NEW Open Box Sealed Bags

$11.99

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15 Knex Gears Lot Black & Yellow Crown Med & Small K'nex Education Parts Lot
15 Knex Gears Lot Black & Yellow Crown Med & Small K'nex Education Parts Lot

$13.25

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2 Knex Rubber Bands Long Tan 7-1/4" Belt Drive - K'nex Replacement Parts
2 Knex Rubber Bands Long Tan 7-1/4" Belt Drive - K'nex Replacement Parts

$13.95

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K’nex - Motorized Models BONUS Building Set 1051 pcs & 86 Builds - 85043 KNEX
K’nex - Motorized Models BONUS Building Set 1051 pcs & 86 Builds - 85043 KNEX

$25.99

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K'NEX Rippin' Rocket Roller Coaster Set with Motorized Interlocking Blocks
K'NEX Rippin' Rocket Roller Coaster Set with Motorized Interlocking Blocks

$45.00

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K’NEX Architecture - Empire State Building - 2122 Pieces
K’NEX Architecture - Empire State Building - 2122 Pieces

$44.00

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4 K’NEX Big Yellow Gear Large Crown w/Offset Socket KNEX Stem Education Part Lot
4 K’NEX Big Yellow Gear Large Crown w/Offset Socket KNEX Stem Education Part Lot

$18.95

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K'nex Lot of 11 Gray/Silver 2½" Panels Vintage Knex
K'nex Lot of 11 Gray/Silver 2½" Panels Vintage Knex

$9.98

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K'Nex Education Intro To Simple Machines Levers And Pulleys Set 178 Pieces 78610
K'Nex Education Intro To Simple Machines Levers And Pulleys Set 178 Pieces 78610

$9.99

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Knex Orange Coaster Track Tube 28' Feet Single Piece - K'nex Stem Ball Factory
Knex Orange Coaster Track Tube 28' Feet Single Piece - K'nex Stem Ball Factory

$19.90

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Stemnex, Space Gyroscope Gravity Force Toys Kids
Stemnex, Space Gyroscope Gravity Force Toys Kids

$24.99

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1 NEW Knex Black String - Rare K'nex Lost Mines Crane Replacement Part
1 NEW Knex Black String - Rare K'nex Lost Mines Crane Replacement Part

$10.40

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Knex Education Into To Bridges Kit Stem
Knex Education Into To Bridges Kit Stem

$20.00

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26 Knex Gears Lot Red & Black & Yellow - K'nex Stem Education Parts Lot
26 Knex Gears Lot Red & Black & Yellow - K'nex Stem Education Parts Lot

$19.95

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Knex Red Carrying Case STEM Building Toy Bulk lot
Knex Red Carrying Case STEM Building Toy Bulk lot

$20.00

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24 NEW Knex 2-Inch Gray Pulleys 2" - K'nex Stem Engineering Physics Parts Lot
24 NEW Knex 2-Inch Gray Pulleys 2" - K'nex Stem Engineering Physics Parts Lot

$17.05

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6 Knex YELLOW MEDIUM CROWN GEARS ~ K'nex Education Stem Parts ~ Standard Size
6 Knex YELLOW MEDIUM CROWN GEARS ~ K'nex Education Stem Parts ~ Standard Size

$12.98

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New Stemnex V8 Combustion Engine Model Kit - 270 Pieces - 393405 - 1/8 Scale
New Stemnex V8 Combustion Engine Model Kit - 270 Pieces - 393405 - 1/8 Scale

$69.99

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Vintage K’NEX Basic Set 30010 w/ Instructions & Carry Case, 324 Pieces,STEM 1993
Vintage K’NEX Basic Set 30010 w/ Instructions & Carry Case, 324 Pieces,STEM 1993

$15.00

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K'NEX Education ‒lNCOMPLETE STEM Explorations: Roller Coaster Building
K'NEX Education ‒lNCOMPLETE STEM Explorations: Roller Coaster Building

$8.49

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K'nex Atomic Coaster Motor 4' Tall Building Stem Toy Engineering New OPEN BOX
K'nex Atomic Coaster Motor 4' Tall Building Stem Toy Engineering New OPEN BOX

$75.00

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Techno Gears Rockin' Rover & Bionic Bi-Plane, 2-pack Learning STEM Brand New
Techno Gears Rockin' Rover & Bionic Bi-Plane, 2-pack Learning STEM Brand New

$19.98

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10 Knex Small 1" Gray Locking Gears - K'nex Stem Education Replacement Parts
10 Knex Small 1" Gray Locking Gears - K'nex Stem Education Replacement Parts

$13.25

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HEX BUG VEX Robotics Backhoe STEM Starter Over 200 Pieces, Ages 8 and Up
HEX BUG VEX Robotics Backhoe STEM Starter Over 200 Pieces, Ages 8 and Up

$17.99

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Techno Gears Wacky Robot Construction Set STEM Product 80 Pieces NEW SEALED
Techno Gears Wacky Robot Construction Set STEM Product 80 Pieces NEW SEALED

$13.95

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KNEX Lot 900 Plus Connectors Multi Color Assortment Five Pounds 5# STEM Toy
KNEX Lot 900 Plus Connectors Multi Color Assortment Five Pounds 5# STEM Toy

$59.99

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Knex NEW Solar Panel 12' Foot Power Cable - K'nex Education Stem Part 92670
Knex NEW Solar Panel 12' Foot Power Cable - K'nex Education Stem Part 92670

$14.20

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K'NEX Education Stem Building Solution 78630 Complete
K'NEX Education Stem Building Solution 78630 Complete

$15.12

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Knex Red Carrying Case STEM Building Toy Bulk lot
Knex Red Carrying Case STEM Building Toy Bulk lot

$20.99

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Hex Bug VEX Robotics Catapult Launcher STEM Starter Brand New - Free Shipping
Hex Bug VEX Robotics Catapult Launcher STEM Starter Brand New - Free Shipping

$20.00

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Science Squad STEM Kart Racer Metal Kit Build Your Own Racer NIB
Science Squad STEM Kart Racer Metal Kit Build Your Own Racer NIB

$12.99

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K'NEX Jeep Wrangler Building Set Motorized 682 Pc Open Box 9+ STEM Rare
K'NEX Jeep Wrangler Building Set Motorized 682 Pc Open Box 9+ STEM Rare

$42.00

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2020 SR Suntour NEX 700c Hybrid Bike Fork Disc Only 1-1/8" Tapered Steerer
2020 SR Suntour NEX 700c Hybrid Bike Fork Disc Only 1-1/8" Tapered Steerer

$47.50

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Techno Gears Bionic Biplane STEM Construction Set 60+ Pieces NEW & SEALED
Techno Gears Bionic Biplane STEM Construction Set 60+ Pieces NEW & SEALED

$9.99

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12 Knex Gears 2-1/4" Red & Yellow - K'nex Stem Education Parts Lot
12 Knex Gears 2-1/4" Red & Yellow - K'nex Stem Education Parts Lot

$14.20

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15 NEW Knex Education Gear Lot Red & Yellow Crown K'nex Parts Assortment
15 NEW Knex Education Gear Lot Red & Yellow Crown K'nex Parts Assortment

$14.20

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1 Knex Yellow Spinner Stem K'nex Rare Standard Replacement Parts
1 Knex Yellow Spinner Stem K'nex Rare Standard Replacement Parts

$6.60

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KNEX STEM Building Solutions Lever Classes And Pulley Systems with plastic box
KNEX STEM Building Solutions Lever Classes And Pulley Systems with plastic box

$15.50

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K’NEX Education STEM Explorations: 3-In-1 Classic Amusement Park Building Set –
K’NEX Education STEM Explorations: 3-In-1 Classic Amusement Park Building Set –

$61.94

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K'Nex Green Carrying Case And Multiple Building Toy Bulk Lot
K'Nex Green Carrying Case And Multiple Building Toy Bulk Lot

$19.99

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K’NEX 100 Unique Models Imagine Building Set 863 Pieces Ages 7+ Engineering STEM
K’NEX 100 Unique Models Imagine Building Set 863 Pieces Ages 7+ Engineering STEM

$34.50

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2018 Mattel Jurassic World Fossil Strikers Velociraptor STEM
2018 Mattel Jurassic World Fossil Strikers Velociraptor STEM

$13.99

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346 KNEX Rods Connectors Wheels Mixed Bulk Lot STEM Toys Replacement Parts K'NEX
346 KNEX Rods Connectors Wheels Mixed Bulk Lot STEM Toys Replacement Parts K'NEX

$24.99

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K'NEX HyperSpace Docking Station #11055 NIB Sealed VINTAGE RARE 1999 BRAND NEW
K'NEX HyperSpace Docking Station #11055 NIB Sealed VINTAGE RARE 1999 BRAND NEW

$19.99

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K'Nex 9 Pound Lot of Connectors, Rods, Spacers, Misc. It's A Big Mix Of Pieces.
K'Nex 9 Pound Lot of Connectors, Rods, Spacers, Misc. It's A Big Mix Of Pieces.

$60.00

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HEXBUG VEX Robotics Crossbow Launcher STEM Starter Kit Makes 3 Models New
HEXBUG VEX Robotics Crossbow Launcher STEM Starter Kit Makes 3 Models New

$19.99

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K'NEX Building Toy Playset Simple And Compound Machines 16 Models 77053 9+ Years
K'NEX Building Toy Playset Simple And Compound Machines 16 Models 77053 9+ Years

$8.50

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🪩 5 Building Sets K’nex,Discovery MindBlown, STEM 🪩
🪩 5 Building Sets K’nex,Discovery MindBlown, STEM 🪩

$95.00

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K'Nex Construction Co. (13106, 1997) For Sale Vintage Set STEM projects
K'Nex Construction Co. (13106, 1997) For Sale Vintage Set STEM projects

$29.99

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