Top 10 Knex Building Sets – Toy Building Sets

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1. K'NEX

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

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K'NEX #ad - Parts guarantee: broken part? missing part? if you find yourself in need of a replacement for any reason, just give us a call! We’ll get you what you need so that your child can get back to building as soon as possible. Real moving parts – unlike other building toys, and auto parts such as wheels, helicopters, and tracks.

This toy is ideal for kids ages 7 and above, allowing them to create anything that their minds can come up with. Packaging may vary. The snap-fit pieces stick together securely and can be easily reassembled into other creations. Watch your kids’ imaginations grow through the sheer amount of models they can make with the K’NEX 35 Model Building Set. 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. 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.

Classic pieces – this building set comes with 480 classic k’nex parts and pieces. This building set allows them to make interactive toys and figures like trucks, airplanes, and bridges isn’t just a dream when you have this building set! 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. Constructing your own buildings, rotors, wings, amusement park rides, K’NEX lets builders create different models that actually move.
BrandK'NEX #ad
ManufacturerK'NEX #ad
Height8.06 Inches
Length12.25 Inches
Weight0.66 Pounds
Width5.75 Inches
Part Number12418
Model12418
WarrantyLifetime warranty against manufacturer's defects

2. K'NEX

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K'NEX Education ‒ STEM Explorations: Roller Coaster Building Set – 546 Pieces – Ages 8+ Construction Education Toy

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K'NEX #ad - One to three kids can put their heads together and figure out the structure, exchanging ideas as they tinker with the bits and parts, and solving the model faster through teamwork. Two additional models are also included in this set — a ramp and a half-pipe — which can be built one at a time. 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. Students will learn about the relationships between time, speed, and more! Real world learning: study after study reveals that students have more success learning STEM subjects through activities related to the real world rather than reading about abstract concepts in textbooks. K’nex education sets allow students to build replicas of real-world machines and contraptions and through the lesson plans and experiments, gain a concrete understanding of the principles that make them work.

Lesson plans and experiments: all k’nex education sets come with either a comprehensive guide for teachers or an experiment guide for student-led learning. Aligned to national standards: k’nex education teacher guides and experiment guides are aligned to national educational standards, NCTM, NSES, including ITEEA, NGSS and Common Core. Experiment guide – once a ride is built, distance, an activity booklet guides learners through three hands-on, inquiry-based experiments. Promotes teamwork – this educational engineering set is more fun when constructed with friends.
BrandK'NEX #ad
ManufacturerK'NEX #ad
Height2.25 Inches
Length12.5 Inches
Weight0.91 Kilograms
Width12.25 Inches
Part Number77078
Model77078
Warranty90 day warranty against manufacturer defects

3. K'NEX

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

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K'NEX #ad - Kids can make interactive toys using k’nEX parts whether it’s wheels, wings, or a transforming animal isn’t just a dream when you have this building set! Packaging may vary. 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.

The snap fit pieces stick together securely and can be easily reassembled into other creations. Parts guarantee – broken part? missing part? if you find yourself in need of a replacement for any reason, just give us a call! We’ll get you what you need so that your child can get back to building as soon as possible. Commitment to quality – k’nex rods and connectors are responsibly made in america at a landfill-free, zero-waste green manufacturing facility in Hatfield, ensuring that your child has a successful, Pennsylvania. Versatile – the included instruction booklet shows builders how to create 70 unique models with its step-by-step instructions.

Making rolling cars, K’NEX allows kids to create unique models that actually move. 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. 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, engineering, arts, technology, & math with a child’s natural curiosity and creativity and it powers the fun of each and every K’NEX building set. This toy is ideal for boys and girls aged 7+ and up, as they can make anything that their minds can come up with.
BrandK'NEX #ad
ManufacturerK'NEX #ad
Height10.5 Inches
Length16 Inches
Weight3.3 Pounds
Width7.75 Inches
Part Number13419
Model13419
WarrantyLifetime warranty against manufacturer's defects

4. K'NEX

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

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K'NEX #ad - 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. 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.
BrandK'NEX #ad
ManufacturerK'NEX #ad
Height7.63 Inches
Length13.75 Inches
Weight1.36 Kilograms
Width8.75 Inches
Part Number18025
Model18025
WarrantyLifetime warranty against manufacturer's defects

5. K'NEX

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

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K'NEX #ad - These can be clicked together easily for a myriad of 3D configurations. We test to the strictest quality and safety standards, zero-waste green manufacturing facility in Hatfield, trouble-free building experience. Commitment to quality– k’nex rods and connectors are responsibly made in america at a landfill-free, ensuring that your child has a successful, Pennsylvania.

Steamagination – it’s the connection of steam science, engineering, technology, arts & math with a child’s natural curiosity and creativity and it powers the fun of each and every K’NEX building set. Developmental benefits – k’nex supports key areas of a child’s developmental growth. 529 assorted pieces – the k’nex power and play motorized building set contains 529 parts, including different sizes of connectors, rods, and wheels. 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.

Building with k’nex puts children on a path towards a fundamental understanding of STEAM/STEM subjects. It comes with easy-to-follow instructions that will teach your child to create models such as racecars and aircraft. Motor included – the k’nex power and play motorized building set is the only set on the market that includes a motor. Step-by-step guide – let your little one’s creative juices flow with this Power and Play Building Set.
BrandK'NEX #ad
ManufacturerK'NEX #ad
Height14 Inches
Length18.5 Inches
Weight3 Pounds
Width4 Inches
Part Number23012
Model23012
WarrantyLifetime warranty against manufacturer's defects

6. K'NEX

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

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K'NEX #ad - Recommended for ages 7+. Includes 744 durable, colorful plastic classic K'NEX pieces. Set can be used to build two alternate models: Swing Ride and Boom Ride. Build a classic motorized K'NEX Ferris Wheel. Battery powered motor included.
BrandK'NEX #ad
ManufacturerK'NEX #ad
Height14 Inches
Length18.5 Inches
Weight3 Pounds
Width3 Inches
Part Number17035
Model17035
Warranty30 day warranty against manufacturer defects

7. K'NEX

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K'NEX K-Force Battle Bow Build and Blast Set

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K'NEX #ad - We test to the strictest quality and safety standards, zero-waste green manufacturing facility in Hatfield, trouble-free building experience. Building with k’nex puts children on a path to a fundamental understanding of STEAM / STEM subjects. Commitment to quality – k’nex rods and connectors are responsibly made in america at a landfill-free, ensuring that your child has a successful, Pennsylvania.

What's included - the set includes five darts, a blaster Chamber, A Quick-Fit grip, and pieces to create several bows and targets.165 assorted pieces - k’nex k-force battle bow building set consists of 165 classic pieces made of durable plastic material. Steamagination – this is the connection of steam science, technology, arts & math with a child’s natural curiosity and creativity, engineering, and it powers the fun of each and every K’NEX building set. Customizable blasters – k-force build and blast is the only line of dart blasters that you design, build and fully customize! Specialized parts like quick fit grips and dart launching mechanisms combine with the K'NEX building system to create any blaster that you can imagine.

Parts guarantee – broken part? missing part? if you need a replacement for any reason, just give us a call! We’ll get you what you need so that your child can get back to building as soon as possible. These include rods and connectors that attach to one another in different ways to form customizable battle gears and target models. Compatible with Nerf darts.
BrandK'NEX #ad
ManufacturerK'NEX #ad
Height9 Inches
Length16 Inches
Width2 Inches
Part Number15247
Model15247

8. K'NEX

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Collectible Building Set for Adults & Kids 9+, 1,536 Pieces, K'NEX Architecture: Golden Gate Bridge, New, Build IT Big, Amazon Exclusive, Over 3 Feet Long

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K'NEX #ad - Build it: build an authentic replica of the golden gate bridge that stretches over 40" long! 1536 parts: featuring k'nex rods and connectors easily snap together with a satisfying "click" - think outside the blocks! 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.

Age: appropriate for ages 9 years and up. Important: the 48 red cable parts appear straight in the packaging, but are flexible and curve upon building. Collect them all: three iconic structures to choose from Golden Gate Bridge, Eiffel Tower and the London Eye each sold separately.
BrandK'NEX #ad
ManufacturerK'NEX #ad
Height21 Inches
Length5.5 Inches
Width41 Inches
Part Number15240
Model37044

9. LEGO

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New 2020 234 Pieces, Cool Buildable Toy for Kids, LEGO Creator 3in1 Fire Dragon 31102 Building Kit

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LEGO #ad - Support kids’ imaginative role play with this exciting lego creator 3-in-1 set featuring a fire dragon, a saber-toothed tiger and a scorpion! Kids can stretch their building skills as they fly with a fire dragon, face a saber-toothed tiger, dodge a scorpion strike or let their creativity loose and build their own models.

With this awesome lego creator 3-in-1 set, kids will have endless fun building a fire dragon, rebuilding it into a saber-toothed tiger, and rebuilding it again into a scorpion!. With the fire dragon measuring over 4” 11cm high, 12” 32cm long and 9” 25cm wide, this incredible animal action toy is big enough for playing out serious fantasy stories! With models of a fire dragon, this 3-in-1 lEGO set is a great holiday, saber-toothed tiger and scorpion, birthday or anytime gift for boys and girls ages 7+.
BrandLEGO #ad
ManufacturerLEGO #ad
Height1.81 Inches
Length10.32 Inches
Weight0.75 Pounds
Width7.52 Inches
Part Number6288726
Model6288726

10. K'NEX

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Kid K’NEX – Budding Builders Building Set – 100 Pieces – Ages 3 and Up – Preschool Educational Toy

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K'NEX #ad - 100 colorful pieces – the k’nex budding builders building set contains 100 large parts with vibrant colors and premium-quality. As they click the different parts together and discover how the building system works, problem-solving skills, they’re strengthening hand-eye coordination, fine motor skills, spatial awareness and exercising their imagination!. Steamagination –   it’s the connection of steam science, technology, engineering, arts & math with a preschooler’s natural curiosity and creativity and it powers the fun of each and every KID K’NEX building set.

Commitment to quality –  kid k’nex rods and connectors are responsibly made in america at a landfill-free, ensuring that your child has a successful, Pennsylvania. Reusable storage tub – this building set comes in a plastic tub for convenient storage of built models and loose pieces. The package includes k’nex rods and connectors for builders to create amazing constructions that showcase their creativity! 50 building ideas – this building set will let your children create a wide array of structures, from basic shapes to advanced designs. Pack the colorful pieces into the container and bring it with you on family trips! Instruction sheet included – let your kid enjoy building a variety of models with this building set! It comes with an instruction sheet that shows 50 suggested building models.

Parts guarantee –  broken part?  missing part?  if you find yourself in need of a replacement for any reason, just give us a call!  We’ll get you what you need so that your child can get back to building as soon as possible. We test to the strictest quality and safety standards, zero-waste green manufacturing facility in Hatfield, trouble-free building experience. Building with kid k’nex puts preschoolers on a path towards a fundamental understanding of STEAM/STEM subjects.
BrandK'NEX #ad
ManufacturerK'NEX #ad
Height7.63 Inches
Length13.75 Inches
Weight2.65 Pounds
Width8.75 Inches
Part Number85618
Model85618
WarrantyLifetime warranty against manufacturer's defects