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$19.99
K'Nex Building Set Toy Plastic 141 pcAce Hardware$59.99
K'Nex Amusement Park Building Set Toy Plastic 744 pcAce Hardware$32.18and up
KID K’NEX – Budding Builders Building Set – 100 Pieces – Ages 3 and Up – Preschool Educational ToyAmazon & 1 more$35.99
K'Nex Motorized Creations Building Set Toy Plastic Assorted 325 pcAce Hardware$32.99
K'Nex Classic Fun Tub Building Set Toy Plastic 300 pcAce Hardware$44.99and up
K'Nex Roller Coaster Building Set Toy Plastic 546 pcAce Hardware & 1 more$16.50and up
K'NEX Education STEM EXPLORATIONS: Gears Building SetAmazon & 1 more$29.59
K'NEX Cyber-X C10 Crossover Legacy with Motor - Blasts up to 60 ft - 460 Pieces, 7 Builds, Targets, 10 Darts - Great Gift Kids 8+, includes 460 K'NEX parts and piecesAmazon$32.87
K’NEX K-FORCE Battle Bow Build and Blast Set,8-12 years,165 pcsAmazon$54.44
K'NEX Kid Wings & Wheels Building Set - 65 Pieces - Ages 3+ - Preschool Educational ToyNewegg$52.99
K’NEX Beasts Alive – K'NEXosaurus Rex Building Set – 255 Pieces – Ages 7+ Engineering Educational ToyAmazonSAVE $11.19
$18.80$29.99
K'nex Beginner 40 Model Building Set - 141 Parts - Ages 5 & Up - Creative Building Toy, Multi, 141 K'NEX Parts and Pieces,Includes Instruction BookletAmazon$49.29
K'NEX Marble Coaster Run with Motor Set, 504 Piece Marble Maze Game Building for Kids, Stem Learning Construction Set, Interlocking Building Toy for Boy, Girl, Ages 8+Amazon$39.99and up
hand2mind Moving Creations with K'NEX STEM Playset, MulticolorKohl's & 5 more$30.00
Vintage 2000S K'nex/Mega Blocks/Generic 1.8lb Bulk Bricks/Building ToysEtsy$49.99
K’NEX Education – Kid K’NEX Group Building Set – 131 Pieces – Ages 3+ – Preschool Educational ToyAmazonSAVE $7.42
$32.57$39.99
K'NEX Education - Intro to Simple Machines: Levers and Pulleys Set – 178 Pieces – For Grades 3-5 – Construction Education ToyAmazon$72.63
K'NEX Kid Education Classroom Collection Building SetAmazon$38.04
K'NEX Education - STEM Explorations: Swing Ride Building Set, 2 piecesAmazon$44.97and up
K'Nex Lincoln Logs 111-Piece Set 100th Anniversary Tin for KidsCabela's & 1 more$58.31
K'Nex 51438 TYPHOON FRENZY ROLLER COASTER BUILDING SET Building Kit , GrayAmazon$20.00
K'nex Dirt Dozers Building Kit Makes 3 Models Sealed Old Stock 1995EtsySAVE $1.19
$18.80$19.99
K'NEX Kid Safari Mates Building Set - 21 Pieces - Ages 3+ - Preschool Educational ToyAmazon$27.99
K’NEX – 35 Model Building Set – 480 Pieces – For Ages 7+ Construction Education Toy (Amazon Exclusive)Amazon$39.99
K’NEX Education – Intro to Structures: Bridges Set – 207 Pieces – For Grades 3-5 Construction Education ToyAmazon$132.63
K'NEX K-FORCE Build and Blast - Dual Cross Building Set - 368 Pieces - Ages 8+ - Engineering Education ToyNewegg$116.51
K'NEX Thrill Rides - Web Weaver Roller Coaster Building Set - 439 Pieces - Ages 9 and Up - Construction Educational ToyNewegg$39.99
K’NEX Imagine: 70 Model Building Set – 705 Pieces, STEM Learning Creative Construction Model for Ages 7+, Interlocking Building Toy for Boys & Girls, Adults - Amazon ExclusiveAmazonSAVE $4.19
$46.56$50.75
KID K’NEX – Oodles of Pals Building Set – 116 Pieces – Ages 3 and Up Preschool Educational Toy (Amazon Exclusive)Amazon$41.10
Kid K'NEX Dino Dudes Building Set - Ages 3+ - Preschool Creative Toy, 100 piecesAmazon$35.00
Vintage Kid K'nex Building Set, 100 Piece SetEtsy$93.62
K'NEX KISS Buildable Figures - Series 1Newegg$16.44
K'NEX: Nintendo Super Mario Bros. Wii Blind Bag Mini Figure (Series 1)Amazon$42.25
K'NEX Cyber-X C10 Crypto Crank with Motor - Blasts up to 60 ft - 383 Pieces, 6 Builds, Targets, 10 Darts - Great Gift Kids 8+Amazon$49.90
K'nex Simple Machines Education Set - Inclined Planes Stem Homeschool NewEtsy$23.00
K'nex Breakaway Speedsters Vintage Toy Sealed in Box 1998Etsy$89.99
K'nex International Space Station Complete, Working, Extra Parts Free ShippingEtsy$20.00
K'nex Cyber Bugs Antera New Open Box Builds 3 Models W/Power Pack 1995Etsy$17.72
KID K’NEX – Build A Bunch Set – 66 Pieces – For Ages 3+ Construction Educational Toy (Amazon Exclusive), packaging may varyAmazon$49.99
hand2mind Moving Creations with K'NEXQVC$19.99
Vintage Yellow Hard Plastic K'nex CaseEtsy
$19.99K'Nex Building Set Toy Plastic 141 pcAce Hardware