Best K’nex Sets

There is a huge selection of products and services to choose from. Consumers often struggle to select the right product for their needs. Here are the Top 12 Best K’nex Sets to help you decide which product to buy.

A number of factors have been considered by our team before finalizing these products, including customer feedback, features, specifications and price.

The following list can be used as a reference for all our readers searching for the Top 12 Best K’nex Sets. We hope you will find this article helpful!

Best K’nex Sets

K'NEX Imagine Power and Play Motorized Building Set 529 Pieces Ages 7 and Up Construction Educational Toy

$59.99
$49.97
 in stock
3 new from $49.97
1 used from $29.64
Free shipping
as of April 2, 2022 3:30 am

Features

  • 529 ASSORTED PIECES – The K’NEX Power and Play Motorized Building Set contains 529 parts, including different sizes of connectors, rods, and wheels. These can be clicked together easily for a myriad of 3D configurations.
  • MOTOR INCLUDED – The K’NEX Power and Play Motorized Building Set is the only set on the market that includes a motor. Watch your child’s creations come to life when you attach the battery-powered motor to them!
  • SUITCASE STYLE PACKAGING – Fuel your child’s curiosity and let him look for inspiration everywhere by bringing this building set along on family trips! The handy, reusable box allows hassle-free carrying of this educational toy.
  • STEP-BY-STEP GUIDE – Let your little one’s creative juices flow with this Power and Play Building Set. It comes with easy-to-follow instructions that will teach your child to create models such as racecars and aircraft.
  • STEAMagination – It’s the connection of STEAM (science, technology, engineering, arts & math) with a child’s natural curiosity and creativity and it powers the fun of each and every K’NEX building set.  Building with K’NEX puts children on a path towards a fundamental understanding of STEAM/STEM subjects.

K'NEX 100 Model Imagine Building Set (Amazon Exclusive)

$48.45  in stock
5 new from $38.51
1 used from $42.35
Free shipping
as of April 2, 2022 3:30 am

Features

  • CLASSIC PIECES – This set comes with 863 classic K’NEX rods and connectors. These pieces can be attached to one another in different ways. It allows your children to create a multitude of shapes, figures, and structures with ease. The snap fit pieces stick together securely and can be easily reassembled into other creations.
  • REAL MOVING PARTS – Unlike other building toys, K’NEX allows kids to create unique models that actually move. Kids can make interactive toys using K’NEX parts whether its wheels, rotors, wings, and tracks. Making rolling cars, working amusement park rides or a transforming animal isn’t just a dream when you have this 100 Model Building Set!
  • CONVENIENT STORAGE – With over 860 pieces, K’NEX presents the 100 Model Building Set in a hassle-free portable suitcase storage box. You don’t need to worry about where to store small plastic toy parts or getting them lost. Keep all the K’NEX parts in one place that is easy to access. Store all those precious pieces in this handy suitcase storage box that kids will always love to open. Packaging may vary.
  • VERSATILE – This building set includes an instructional booklet, which shows builders how to create 100 unique models with its helpful illustrations. This toy is ideal for boys and girls aged 7+ and up, as they can make anything that their minds can come up with. Foster your kids’ imagination and creativity with K’NEX. See your youngsters build a blimp, ambulance, or even the Eiffel Tower!
  • STEAMagination – It’s the connection of STEAM (science, technology, engineering, arts & math) with a child’s natural curiosity and creativity and it powers the fun of each and every K’NEX building set. Building with K’NEX puts children on a path towards a fundamental understanding of STEAM/STEM subjects.

K'NEX Architecture: London Eye Ferris Wheel - Build IT Big - Collectible Building Set for Adults & Kids 9+ with Motorized Movement - New - 1,861 Pieces - 2 Feet Tall - (Amazon Exclusive)

$46.08  in stock
2 new from $46.08
1 used from $19.60
Free shipping
as of April 2, 2022 3:30 am

Features

  • BUILD IT: Build an authentic replica of the London Eye that stands approximately 2 feet high and includes a motor to really move!
  • 1861 PARTS: Featuring K'NEX rods and connectors easily snap together with a satisfying "click" - think outside the blocks!
  • MOTORIZED: This set includes a motor for realistic movement!
  • INSTRUCTIONS INCLUDED: Easy-to-follow, step-by-step building instructions means you'll be an expert architect in no time!
  • STEM LEARNING FUN: Building with K'NEX helps strengthen fine motor skills, manual dexterity, and spatial awareness; putting them on a path towards a greater understanding of STEM subjects.

K'NEX 70 Model Building Set - 705 Pieces - Ages 7+ Engineering Education Toy (Amazon Exclusive)

$39.99  in stock
13 new from $39.99
3 used from $34.61
Free shipping
as of April 2, 2022 3:30 am

Features

  • CLASSIC PIECES – This set comes with 705 classic K’NEX parts and pieces. These rods and connectors all attach to one another in different ways, allowing kids to create a multitude of shapes, figures, and models with ease. The snap fit pieces stick together securely and can be easily reassembled into other creations
  • REAL MOVING PARTS – Unlike other building toys, K’NEX allows kids to create unique models that actually move. Kids can make interactive toys using K’NEX parts whether it’s wheels, rotors, wings, and tracks. Making rolling cars, working amusement park rides, or a transforming animal isn’t just a dream when you have this building set!
  • CONVENIENT STORAGE –It can be a problem to store small plastic toy parts into one place, and the last thing you want is them getting lost! Keep all the K’NEX parts in one place that is easy to access. Store all those precious pieces in this handy treasure chest that kids will always love to open. Packaging may vary.
  • VERSATILE – The included instruction booklet shows builders how to create 70 unique models with its step-by-step instructions. This toy is ideal for boys and girls aged 7+ and up, as they can make anything that their minds can come up with. Foster imagination and creativity with the sheer amount of models to be made with the K’NEX 70 Model Building Set.
  • STEAMagination – It’s the connection of STEAM (science, technology, engineering, arts, & math) with a child’s natural curiosity and creativity and it powers the fun of each and every K’NEX building set. Building with K’NEX puts children on a path towards a fundamental understanding of STEAM/STEM subjects.

K'NEX Imagine - Click & Construct Value Building Set - 522Piece - 35 Models - Engineering Educational Toy Building Set

$39.99
$31.00
 in stock
3 new from $31.00
1 used from $26.57
Free shipping
as of April 2, 2022 3:30 am

Features

  • 522 ASSORTED PIECES – This set comes with 522 classic and micro K'NEX parts and pieces that "click" together, allowing kids to create anything they can imagine
  • 35 different models – the included instruction booklet shows builders how to create 35 unique models with its step-by-step, color-coded instructions. This toy is ideal for kids aged 7+ and up
  • Convenient storage – storing small plastic toy parts is easy with this plastic storage tub.  keep everything together, including loose parts and partially built models

K'nex Beginner 40 Model Building Set - 141 Parts - Ages 5 & Up - Creative Building Toy, Multi

$29.99
$26.11
 in stock
9 new from $26.11
5 used from $18.30
Free shipping
as of April 2, 2022 3:30 am

Features

  • Easy build parts: new parts designed specifically for 5 year old builders allows them to build on a flat, 2D surface, then sandwich The flat builds together into a 3D creation!
  • This beginner building set includes 141 parts, including K'NEX rods and connectors which are manufactured in a zero-waste, landfill-free facility in Pennsylvania
  • Build & rebuild: instructions and ideas for 40 different models are included, like a car, a skyscraper, an airplane, a rowboat, and so much more!
  • Stem learning fun: building with K'NEX helps strengthen fine motor skills, manual dexterity, and spatial awareness; putting them on a path towards a greater understanding of STEM subjects.
  • K'nex rods and connectors are responsibly made in America at a landfill-free, zero-waste green manufacturing facility in Hatfield, Pennsylvania.

K’NEX – 35 Model Building Set – 480 Pieces – For Ages 7+ Construction Education Toy (Amazon Exclusive)

$27.99  in stock
6 new from $27.99
4 used from $24.02
Free shipping
as of April 2, 2022 3:30 am

Features

  • CLASSIC PIECES – This building set comes with 480 classic K’NEX parts and pieces. It includes rods and connectors that are attached to one another in different ways, allowing kids to unleash their creativity and skills in designing a variety of shapes, figures, and models. The snap-fit pieces stick together securely and can be easily reassembled into other creations.
  • REAL MOVING PARTS – Unlike other building toys, K’NEX lets builders create different models that actually move. This building set allows them to make interactive toys and figures like trucks, airplanes, helicopters, and auto parts such as wheels, wings, rotors, and tracks. Constructing your own buildings, amusement park rides, and bridges isn’t just a dream when you have this building set!
  • CONVENIENT STORAGE – It can be a problem to store small plastic toy parts into one place, and the last thing you want is them getting lost! Keep all the K’NEX parts in one place that is easy to access. Store all those precious pieces in this handy treasure chest that kids will always love to open. Packaging may vary.
  • VERSATILE – K’NEX 35 Model Building Set includes an instruction booklet that shows builders how to create 35 unique models with its step-by-step guidelines. This toy is ideal for kids ages 7 and above, allowing them to create anything that their minds can come up with. Watch your kids’ imaginations grow through the sheer amount of models they can make with the K’NEX 35 Model Building Set.

K'nex Intermediate 60 Model Building Set - 395 Parts - Ages 7 & Up - Creative Building Toy, Multicolor

$34.00  in stock
13 new from $34.00
2 used from $26.40
Free shipping
as of April 2, 2022 3:30 am

Features

  • 60 models included: take on a epic building challenge and see If you can build them all! From a Hammerhead shark to a battleship to a Saxophone, there's a model to satisfy whatever building mood you're in!
  • 395 parts: featuring an all new color pallet! K'nex rods and connectors easily snap together with a satisfying "click" - think outside the blocks!
  • Stem learning fun: building with K'NEX helps strengthen fine motor skills, manual dexterity, and spatial awareness; putting them on a path towards a greater understanding of STEM subjects.
  • K'nex rods and connectors are responsibly made in America at a landfill-free, zero-waste green manufacturing facility in Hatfield, Pennsylvania.
  • Broken part? Missing part? If you find yourself in need of a replacement for any reason, just give us a call!

K'nex Mega Mororized Deluxe Building Set Steamagination Inspired Play (967 Pieces/ 100 Builds)

$75.00  in stock
18 new from $69.99
Free shipping
as of April 2, 2022 3:30 am

Features

Part Number15264

K'NEX Thrill Rides - 3-in-1 Classic Amusement Park Building Set, Multicolor

$54.99
$49.99
 in stock
6 new from $56.99
as of April 2, 2022 3:30 am

Features

  • Build a classic motorized K'NEX Ferris Wheel
  • Includes 744 durable, colorful plastic classic K'NEX pieces
  • Battery powered motor included
  • Set can be used to build two alternate models: Swing Ride and Boom Ride
  • Recommended for ages 9+

K'NEX Thrill Rides – Web Weaver Roller Coaster Building Set – 439 Pieces – Ages 9 and Up – Construction Educational Toy, Multicolor

$93.99  in stock
3 new from $93.99
1 used from $42.36
Free shipping
as of April 2, 2022 3:30 am

Features

  • OVER 430 PARTS AND PIECES – The K’NEX Web Weaver Roller Coaster Building Set contains over 430 brightly colored parts and pieces. The rods and connectors can be easily joined up for a coaster that stands 2.5 feet high.
  • GLOW-IN-THE-DARK TRACK – Unleash your children’s creativity with the K’NEX Web Weaver Coaster Set. It features glow-in-the-dark pieces, allowing builders to play at night and experience a different kind of fun.
  • AIR-POWERED MOTORIZED COASTER CAR – The K’NEX Web Weaver Building includes an air-powered car that requires batteries. The battery-powered motor of the coaster lets it travel at record speeds for horizontal and vertical thrills.
  • STEAMagination –   It’s the connection of STEAM (science, technology, engineering, arts & math) with a child’s natural curiosity and creativity and it powers the fun of each and every K’NEX building set.  Building with K’NEX puts children on a path towards a fundamental understanding of STEAM/STEM subjects.
  • THRILL OF THE BUILD –  K’NEX Thrill Rides allows each child to build bigger models that move to create an amusement park right in their home!  Using the included parts and pieces, each K’NEX Thrill Rides building set you can build a massive roller coaster, a majestic spinning Ferris Wheel and more – the heart pounding fun is only limited by your imagination.

K'NEX Thrill Rides 6-Foot Ferris Wheel

$406.92  in stock
2 new from $406.92
Free shipping
as of April 2, 2022 3:30 am

Features

  • Set comes with 8550 classic K'NEX pieces to build your very own coaster.
  • Set includes a battery-powered motor that gives life to the K’NEX pieces. Requires 2 “AA” batteries, not included.
  • Set comes with an easy-to-follow instruction manual. Ideal for kids 9 and up.
  • STEAMagination – It’s the connection of STEAM (science, technology, engineering, arts, & math) with a child’s curiosity and creativity. It powers the fun of each K’NEX set.
  • K’NEX Thrill Rides allows each child to build bigger models that move to create an amusement park right in their home!

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