Skip to Content
Track OrderReturnsStoresHelp
Argos logo
Use up and down arrows to review and enter to select. Touch device users, explore by touch or with swipe gestures.
Shop
AccountWishlistTrolley
HSTS Pixel

K'nex Construction toys

Shop all toy offers

Carousel

  1. LEGO®
  2. Knex.
  3. Mega.
  4. Magna tiles.
  5. Mattel. Brick Shop.
  6. Marble rush.
20 products
VALUE 3xnectar pts
K'nex 408 Pieces 80 Model Deluxe Building Set
£30.00
Free Delivery

Sign in or register to save items to your account. Simply tap the heart again to remove.

VALUE 3xnectar pts
K'nex STEM Intro to Simple Machines Wheels and Axles Set
£30.00
Free Delivery

Sign in or register to save items to your account. Simply tap the heart again to remove.

VALUE 3xnectar pts
K'nex STEM Intro to Simple Machines Levers and Pulleys Set
£35.00
Free Delivery

Sign in or register to save items to your account. Simply tap the heart again to remove.

VALUE 3xnectar pts
K'nex Typhoon Frenzy Roller Coaster Building Set
Rating 1.0 out of 5, from 1 reviews
£40.00
Free Delivery

Sign in or register to save items to your account. Simply tap the heart again to remove.

Ways to pay. Credit options available on your purchase when shopping at Argos.

Ways to pay

Credit options available on your purchase when shopping at Argos.

VALUE 3xnectar pts
K'nex STEM Explorations Vehicles Building Set
£25.00
Free Delivery

Sign in or register to save items to your account. Simply tap the heart again to remove.

VALUE 3xnectar pts
K'nex STEM Explorations Swing Ride Building Set
£35.00
Free Delivery

Sign in or register to save items to your account. Simply tap the heart again to remove.

VALUE 3xnectar pts
K'nex STEM Explorations Roller Coaster Building Set
£34.00
Free Delivery

Sign in or register to save items to your account. Simply tap the heart again to remove.

VALUE 3xnectar pts
K'nex Classics Power & Play Motorized 50 Model Building Set
£54.00
Free Delivery

Sign in or register to save items to your account. Simply tap the heart again to remove.

VALUE 3xnectar pts
K'nex Marble Coaster Run 3 Model Building Set
£55.00
Free Delivery

Sign in or register to save items to your account. Simply tap the heart again to remove.

VALUE 3xnectar pts
K'nex K'nexosaurus Rex 2 Model Building Set
£35.00
Free Delivery

Sign in or register to save items to your account. Simply tap the heart again to remove.

VALUE 3xnectar pts
K'nex Creation Zone 50 Model Building Set
£35.00
Free Delivery

Sign in or register to save items to your account. Simply tap the heart again to remove.

VALUE 3xnectar pts
K'nex Classics 700 Pieces 40 Model Mega Models Building Set
£45.00
Free Delivery

Sign in or register to save items to your account. Simply tap the heart again to remove.

VALUE 3xnectar pts
K'nex Classic Motorized Creations 25 Model Building Set
Rating 5.0 out of 5, from 1 reviews
£34.00
Free Delivery

Sign in or register to save items to your account. Simply tap the heart again to remove.

VALUE 3xnectar pts
K'nex Amazin' 8 Roller Coaster Building Set
£35.00
Free Delivery

Sign in or register to save items to your account. Simply tap the heart again to remove.

VALUE 3xnectar pts
K'nex Classic Amusement Park Building Set
£57.00
Free Delivery

Sign in or register to save items to your account. Simply tap the heart again to remove.

VALUE 3xnectar pts
K'nex Classic Imagine 100 Model Building Set
£60.00
Free Delivery

Sign in or register to save items to your account. Simply tap the heart again to remove.

VALUE 3xnectar pts
K'nex Zoomin Buddies 20 Model Building Set
£20.00
Free Delivery

Sign in or register to save items to your account. Simply tap the heart again to remove.

VALUE 3xnectar pts
K'nex Zoo Friends 30 Model Building Set
£20.00
Free Delivery

Sign in or register to save items to your account. Simply tap the heart again to remove.

VALUE 3xnectar pts
K'nex Farmin Friends 20 Model Building Set
Rating 5.0 out of 5, from 1 reviews
£22.00
Free Delivery

Sign in or register to save items to your account. Simply tap the heart again to remove.

VALUE 3xnectar pts
K'nex K-Force Battle Bow Building Set
£27.00
Free Delivery

Sign in or register to save items to your account. Simply tap the heart again to remove.

Visit the LEGO® brand shop.

Visit the LEGO® brand shop