K'NEX Construction & Building Toys

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2,936 results

Vintage K'NEX Green Case Hard Plastic Storage Carry 1996 + 600g Knex Pieces VGC
Pre-owned · K'NEX
£17.95
or Best Offer
Free postage
Click & Collect
RARE Angry Birds Space K'nex "Crater Crash" Building Set 250 PCS 2012 VGC
Pre-owned · K'NEX
£26.71
or Best Offer
£2.69 P&P
K’NEX Storm Mountain Roller Coaster Glow In The Dark 1.3mx1m Age 10+ 646 Pcs
Pre-owned · K'NEX
£59.99
£3.99 P&P
Click & Collect
Vintage KNEX 1996 Black Hard Carry Case With 250 plus Pieces
Pre-owned · K'NEX
£5.92
£3.95 P&P
Click & Collect
0 bids
2h 16m
New listingK'NEX PAC-MAN Roller Coaster Building Set - Motorized Playset Toy Complete Knex
Brand new · K'NEX
£13.20
£4.06 P&P
🎢 Rare Vintage K'nex KNEX Rippin Rocket Roller Coaster , Complete + Working 🎢
Pre-owned · K'NEX
£62.00
Free postage
Click & Collect
K'NEX KNEX - SPARE RODS CONNECTORS SPACERS RED BLUE YELLOW GREY BEIGE
Pre-owned · K'NEX
£3.95 to £6.95
Free postage
20 sold
OVER 500 PIECES OF K'NEX IN A K'NEX STORAGE BOX
Pre-owned · K'NEX
£6.44
£3.90 P&P
Click & Collect
0 bids
2d 5h
knex bundle
Pre-owned · K'NEX
£4.36
or Best Offer
£4.06 P&P
0 bids
2h
Massive K'NEX Mixed Bundle Cases, Wheels, Motors, Parts & Pieces Job Lot
Pre-owned · K'NEX
£129.99
£10.80 P&P
Click & Collect
K’NEX RIPPIN ROCKET ROLLER COASTER BOXED SET
Pre-owned · K'NEX
£26.72
£10.00 P&P
Vintage K'nex Screaming Serpent 63153 - used only once
Pre-owned · K'NEX
£63.12
£7.19 P&P
K'NEX Cobras Coil slingshot launcher roller coaster set (12451) Complete & boxed
Pre-owned · K'NEX
£4.88
or Best Offer
£2.94 P&P
Vintage yellow Hard Case, Including booklets From 1995/6, Electric F/R Motor.
Pre-owned · K'NEX
£21.51
or Best Offer
£5.64 P&P
Click & Collect
Knex Titanfall 69500 Ultimate Angel City Campaign Building Set With Instructions
Pre-owned · K'NEX
£69.95
Free postage
Click & Collect
K’Nex 5.5kg Bundle (with Manuals)
Pre-owned · K'NEX
£9.99
£7.00 P&P
Click & Collect
1 bid
2d 5h
Job Lot Bundle of 51 Different Knex K'NEX Cogs.
Pre-owned · K'NEX
£12.99
or Best Offer
£2.90 P&P
Click & Collect
189 sold
K'nex Knex Job Lot Various Pieces 13+kg Mixed Building Construction
Pre-owned · K'NEX
£31.92
or Best Offer
£10.55 P&P
OVER 500 PIECES OF K'NEX IN A SNAP-SHUT STORAGE BOX
Pre-owned · K'NEX
£7.48
£3.75 P&P
Click & Collect
0 bids
5h 31m
Kid K’NEX Budding Builders Tub Building Set 100 Pieces 50 Builds Models Age 3-5
Brand new · K'NEX
(11)
£30.19
Free postage
Click & Collect
K'nex Bundle Job Lot Knex Assorted Parts Pieces Rods Connecters Bricks Wheels
Pre-owned · K'NEX
£8.00
or Best Offer
£3.90 P&P
Click & Collect
0 bids
2d 4h
New listingK'NEX Classics Mega Models Building Set 40 Models Incl.
Brand new · K'NEX
£52.99
or Best Offer
£2.99 P&P
Click & Collect
New listingK'NEX 3 N 1 Motorised Amusement Park Building Set
Brand new · K'NEX
£74.99
or Best Offer
£2.99 P&P
Click & Collect
K’NEX KNEX JOB LOT 4KG Approx Large Bundle - Rods, Wheels, Connectors, Cogs.
Pre-owned · K'NEX
£31.92
£6.99 P&P
Kid knex bundle Approx 200 Pieces …good Used Condition
Pre-owned · K'NEX
£16.32
or Best Offer
£3.45 P&P
Click & Collect
Knex Lot In Red Storage Box Rods Connectors Wheels etc Approx 850g
Pre-owned · K'NEX
£17.00
Free postage
Click & Collect
New listingK'NEX Motorised Typhoon Frenzy Coaster 2 in 1 Building Set
Brand new · K'NEX
£49.99
or Best Offer
£2.99 P&P
Click & Collect
KNEX 15107 Lost Mines Mega Masher Set Builds 3 Models New Sealed!!! Vtg RARE
Brand new · K'NEX
£104.71
or Best Offer
£3.44 P&P
K’nex - huge bundle including wheels…. 100’s of pieces
Pre-owned · K'NEX
£73.52
or Best Offer
£12.00 P&P
Click & Collect
K'Nex Plants Vs Zombies
Brand new · K'NEX
£17.95
or Best Offer
Free postage
Click & Collect
New listingKnex Red Battery Motor Forward & Reverse. tested and working.
Pre-owned · K'NEX
£4.88
£2.94 P&P
Knex 7.3 KG Job Lot Bundle Mixed Pieces
Pre-owned · K'NEX
£49.99
Free postage
New listingK'NEX Motorised Marble Run Building Set With 3 Models Incl.
Brand new · K'NEX
£69.99
or Best Offer
£2.99 P&P
New listingKid K'NEX Dino Dudes 100 Pc/ 30 Model Building Set
Brand new · K'NEX
£44.99
or Best Offer
£2.99 P&P
K'Nex The Beatles Yellow Submarine John Paul George Ringo Figures - New Other
New (other) · K'NEX
(1)
£14.99
or Best Offer
£3.25 P&P
Click & Collect
New listingK'NEX Classics 863 pc/ 100 Model Building Set
Brand new · K'NEX
£59.99
or Best Offer
£2.99 P&P
New listingK'NEX Classics Power & Play Motorized Building Set 50 Models Incl.
Brand new · K'NEX
£59.99
or Best Offer
£2.99 P&P
New listingVintage Knex Hard Plastic Carry Case 1996 Red Empty
Pre-owned · K'NEX
£11.99
or Best Offer
Free postage
knex red cogs spare set of 6.
Pre-owned · K'NEX
£2.99
£1.90 P&P
231 sold
Knex 10 Model Set New Speed Machines 61003 69999 150 Pieces
Brand new · K'NEX
£5.91
£2.94 P&P
0 bids
20h 12m
New listingK’Nex ReKonstructors Rare 2003 construction kit Transformer Vintage toy 8+
Brand new · K'NEX
£11.12
or Best Offer
£3.44 P&P
Pacman Roller Coaster Building Set by K'NEX Fair Condition Please Read !!!
Pre-owned · K'NEX
£12.99
or Best Offer
£3.90 P&P
Click & Collect
New listingK'NEX Titanfall Militia Pilot Attack 69497 Never Opened
Brand new · K'NEX
£4.88
or Best Offer
£2.94 P&P
New listingK'NEX Classics Wings and Wheels Building Set 30 Models Incl.
Brand new · K'NEX
£39.99
or Best Offer
£2.99 P&P
Click & Collect
MICRO MINI K'NEX Chain Link 20mm X25
Pre-owned · K'NEX
£2.49
£1.99 P&P
271 sold
New listingK'nex Color Clix Building BUNDLE︱FREE POSTAGE
Pre-owned · K'NEX
£9.99
or Best Offer
Free postage
Click & Collect
New listingK'NEX "Amazin' 8" Motorised Roller Coaster Building Set
Brand new · K'NEX
£39.99
or Best Offer
£2.99 P&P
Click & Collect
Knex Set - Good Condition
Pre-owned · K'NEX
£1.75
or Best Offer
£2.94 P&P
0 bids
2d
K’NEX Imagine 70 Model Building Set for Ages 7+, Engineering Education Toy, 7
Brand new · K'NEX
£49.60
Free postage
Only 1 left.
New listingDinosaur Planet Building & Magnet Science Sets BUNDLE︱FREE POSTAGE
Pre-owned · K'NEX
£9.99
or Best Offer
Free postage
Click & Collect
KNEX Amazing 8 Coaster Gear Building Set, Colourful Construction. Age 8+, VGC.
Pre-owned · K'NEX
£9.04
or Best Offer
£3.44 P&P
K'Nex Knex Joblot 4kg Rods Connectors Spacers Instructions etc
Pre-owned · K'NEX
£26.71
or Best Offer
£6.99 P&P
Click & Collect
K'NEX Co-cross tie BLACK - KNEX - 150 PIECES
Pre-owned · K'NEX
£16.99
or Best Offer
£3.50 P&P
Click & Collect
k'nex 10 knex wheels, good condition!!.
Pre-owned · K'NEX
£2.99
£1.50 P&P
1,299 sold
K'Nex Friction Motor Red and Green . In Working Order
Pre-owned · K'NEX
£2.99
or Best Offer
£1.80 P&P
Knex Purple Track Tube 11 Feet Single Piece K'nex Screamin Serpent Coaster Part.
Pre-owned · K'NEX
£8.99
or Best Offer
£3.50 P&P
Click & Collect
K'NEX - 32 flexible / bendy rods, various lengths
Pre-owned · K'NEX
£5.99
or Best Offer
£1.99 P&P
Click & Collect
407 sold
K’NEX 1kg mixed pieces bag
Pre-owned · K'NEX
£5.86
or Best Offer
£3.44 P&P
0 bids
1d 6h
KNEX Electronic Arcade Multi-Game Building Set 2002 10+ 63159 47118 975 pieces
Pre-owned · K'NEX
£89.12
£3.80 P&P
Click & Collect
Rare K'NEX HyperSpace Training Tower (Fully-Operational) + Drag Racers (1998)
Pre-owned · K'NEX
£195.05
or Best Offer
Free postage
Click & Collect
15 watching

Best Selling

See all

K'NEX Thrill Rides 6-Foot Ferris Wheel
(1)
£448.61 New
K'NEX 80202 Model Building Fun Tub Set 3D Educational Toys for K
£38.70 New
Kid K'NEX 85009 Rockin' Robots Building Set Playset Multicolour
(2)
K'NEX 79318 Stem Explorations Gears Building Set for 8 Years 143 Parts
£14.99 New
£9.03 Used
K'NEX Imagine Fast Vehicles Building Set - (45510)
(6)
£4.99 New
£2.66 Used
K'NEX - Titanfall Angel City Escape | Officially Licensed
£23.99 New
The Beatles Yellow Submarine Sgt Peppers Club Band Figures From K'NEX 48051
(1)
£20.00 New
£12.00 Used
K'NEX Education Stem Explorations Roller Coaster Building Set 546pc 77078 8yrs
(1)
£30.00 New
£11.12 Used

Top-rated

See all

K'NEX 17010 Builder Basic 35 Model Building Set - 446pcs
(15)

100% agree - Durable
Kid K'NEX Budding Builders Building Set
(11)

100% agree - Durable
£30.19 New
KNEX 15408 Revolution Ferris Wheel K'NEX Building Set 344pc
(14)

100% agree - Durable
£29.99 New
£14.95 Used

K'NEX Construction & Building Toys

Shop by category

2,936 results

Vintage K'NEX Green Case Hard Plastic Storage Carry 1996 + 600g Knex Pieces VGC

RARE Angry Birds Space K'nex "Crater Crash" Building Set 250 PCS 2012 VGC

K’NEX Storm Mountain Roller Coaster Glow In The Dark 1.3mx1m Age 10+ 646 Pcs

Vintage KNEX 1996 Black Hard Carry Case With 250 plus Pieces

New listingK'NEX PAC-MAN Roller Coaster Building Set - Motorized Playset Toy Complete Knex

🎢 Rare Vintage K'nex KNEX Rippin Rocket Roller Coaster , Complete + Working 🎢

K'NEX KNEX - SPARE RODS CONNECTORS SPACERS RED BLUE YELLOW GREY BEIGE

OVER 500 PIECES OF K'NEX IN A K'NEX STORAGE BOX

knex bundle

Massive K'NEX Mixed Bundle Cases, Wheels, Motors, Parts & Pieces Job Lot

K’NEX RIPPIN ROCKET ROLLER COASTER BOXED SET

Vintage K'nex Screaming Serpent 63153 - used only once

K'NEX Cobras Coil slingshot launcher roller coaster set (12451) Complete & boxed

Vintage yellow Hard Case, Including booklets From 1995/6, Electric F/R Motor.

Knex Titanfall 69500 Ultimate Angel City Campaign Building Set With Instructions

K’Nex 5.5kg Bundle (with Manuals)

Job Lot Bundle of 51 Different Knex K'NEX Cogs.

K'nex Knex Job Lot Various Pieces 13+kg Mixed Building Construction

OVER 500 PIECES OF K'NEX IN A SNAP-SHUT STORAGE BOX

Kid K’NEX Budding Builders Tub Building Set 100 Pieces 50 Builds Models Age 3-5

K'nex Bundle Job Lot Knex Assorted Parts Pieces Rods Connecters Bricks Wheels

New listingK'NEX Classics Mega Models Building Set 40 Models Incl.

New listingK'NEX 3 N 1 Motorised Amusement Park Building Set

K’NEX KNEX JOB LOT 4KG Approx Large Bundle - Rods, Wheels, Connectors, Cogs.

Kid knex bundle Approx 200 Pieces …good Used Condition

Knex Lot In Red Storage Box Rods Connectors Wheels etc Approx 850g

New listingK'NEX Motorised Typhoon Frenzy Coaster 2 in 1 Building Set

KNEX 15107 Lost Mines Mega Masher Set Builds 3 Models New Sealed!!! Vtg RARE

K’nex - huge bundle including wheels…. 100’s of pieces

K'Nex Plants Vs Zombies

New listingKnex Red Battery Motor Forward & Reverse. tested and working.

Knex 7.3 KG Job Lot Bundle Mixed Pieces

New listingK'NEX Motorised Marble Run Building Set With 3 Models Incl.

New listingKid K'NEX Dino Dudes 100 Pc/ 30 Model Building Set

K'Nex The Beatles Yellow Submarine John Paul George Ringo Figures - New Other

New listingK'NEX Classics 863 pc/ 100 Model Building Set

New listingK'NEX Classics Power & Play Motorized Building Set 50 Models Incl.

New listingVintage Knex Hard Plastic Carry Case 1996 Red Empty

knex red cogs spare set of 6.

Knex 10 Model Set New Speed Machines 61003 69999 150 Pieces

New listingK’Nex ReKonstructors Rare 2003 construction kit Transformer Vintage toy 8+

Pacman Roller Coaster Building Set by K'NEX Fair Condition Please Read !!!

New listingK'NEX Titanfall Militia Pilot Attack 69497 Never Opened

New listingK'NEX Classics Wings and Wheels Building Set 30 Models Incl.

MICRO MINI K'NEX Chain Link 20mm X25

New listingK'nex Color Clix Building BUNDLE︱FREE POSTAGE

New listingK'NEX "Amazin' 8" Motorised Roller Coaster Building Set

Knex Set - Good Condition

K’NEX Imagine 70 Model Building Set for Ages 7+, Engineering Education Toy, 7

New listingDinosaur Planet Building & Magnet Science Sets BUNDLE︱FREE POSTAGE

KNEX Amazing 8 Coaster Gear Building Set, Colourful Construction. Age 8+, VGC.

K'Nex Knex Joblot 4kg Rods Connectors Spacers Instructions etc

K'NEX Co-cross tie BLACK - KNEX - 150 PIECES

k'nex 10 knex wheels, good condition!!.

K'Nex Friction Motor Red and Green . In Working Order

Knex Purple Track Tube 11 Feet Single Piece K'nex Screamin Serpent Coaster Part.

K'NEX - 32 flexible / bendy rods, various lengths

K’NEX 1kg mixed pieces bag

KNEX Electronic Arcade Multi-Game Building Set 2002 10+ 63159 47118 975 pieces

Rare K'NEX HyperSpace Training Tower (Fully-Operational) + Drag Racers (1998)

Best Selling

K'NEX Thrill Rides 6-Foot Ferris Wheel

K'NEX 80202 Model Building Fun Tub Set 3D Educational Toys for K

Kid K'NEX 85009 Rockin' Robots Building Set Playset Multicolour

K'NEX 79318 Stem Explorations Gears Building Set for 8 Years 143 Parts

K'NEX Imagine Fast Vehicles Building Set - (45510)

K'NEX - Titanfall Angel City Escape | Officially Licensed

The Beatles Yellow Submarine Sgt Peppers Club Band Figures From K'NEX 48051

K'NEX Education Stem Explorations Roller Coaster Building Set 546pc 77078 8yrs

Top-rated

K'NEX 17010 Builder Basic 35 Model Building Set - 446pcs

Kid K'NEX Budding Builders Building Set

KNEX 15408 Revolution Ferris Wheel K'NEX Building Set 344pc

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