1984

== Events ==
* The Castle theme is revamped, with consistent factions and numerous specialised parts introduced.
*Snap-on removable wheels are introduced for Town vehicles, replacing the earlier solid axles.
* LEGO Brazil is established.
* LEGO Korea is established.
* The first pneumatic TECHNIC elements are introduced.
* The 2x2 inverted corner slope is introduced.
== Themes introduced or discontinued ==
* DUPLO Mosaic is introduced.
== Sets introduced ==
{|
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# 	Set Name 	Pieces 	Figures 	Price
DUPLO 	DUPLO 	DUPLO 	DUPLO 	DUPLO
2307 	Supplementary Bricks 	18 	 	
2401 	Racer 	4 	1 	
2402 	Police Car 	4 	1 	
2618 	Deep Sea Diver 	3 	1 	
2619 	Helicopter 	3 	1 	
2636 	Tow Truck 	4 	1 	
Key Chains 	Key Chains 	Key Chains 	Key Chains 	Key Chains
KCF01 	Crocodile Key Chain 	1 	 	
KCF16 	Bunny Key Chain 	1 	 	
KCF21 	Albert Albatross Key Chain	1 	 	
KCF22 	Elephant Key Chain 	1 	 	
KCF23 	Pig Key Chain 	1 	 	
Town 	Town 	Town 	Town 	Town
6366 	Fire & Rescue Squad 	112 	3 	
6367 	Semi Truck 	152 	1 	
Universal Building Set	Universal Building Set 	Universal Building Set	Universal Building Set	Universal Building Set
8020 	Universal Set 	119 	 	
8040 	Universal Set 	163 	 	
* 16 Transparent Bricks
* 105 Canada Post Truck
* 311 Basic Set
* 533 Basic Set
* 757 Red Storage Tray
* 758 Blue Storage Tray
* 759 Storage Cabinet
* 760 Storage Cabinet
* 1012 Mosaic Set
* 1204 Fences, red and black
* 1233 Axle Assortment
* 1234 Gear Wheel Assortment
* 1235 Differential Gear Housing
* 1236 TECHNIC wheels
* 1901 Mini Building Set
* 1900 Duck
* 1920 Basic Building Set
* 1932 Basic Building Set with Storage Case
* 1976 Town 3-Pack
* 1979 Town Value Pack
* 1983 Space Value Pack
* 2054 Squirrel Rattle
* 2055 Rocking Horse
* 2305 Building Plate 24 x 24
* 2355 Vehicles
* 2365 Safari	
* 2639 Petrol Station
* 2649 Sea Explorer
* 2713 Train Points
* 2717 Train Bridge
* 3630 Albert Albatross and His Sports Aeroplane
* 3639 Inspector Dogge and Kalle Crocodile
* 3664 Police Station
* 3670 Service Station
* 3671 Airport
* 3711 Pierre Pig and His Tuba
* 3712 Robby Rabbit and His Accordian
* 3713 Gabriel the Monkey and His Drum Set
* 3789 Inspector Dogge with His Police Motorcycle
* 3791 William Walrus with 3-Wheeled Cart
* 6010 Supply Wagon
* 6021 Jousting Knights
* 6022 Horse Cart
* 6030 Catapult
* 6040 Blacksmith Shop
* 6061 Siege Tower
* 6073 Knight's Castle
* 6080 King's Castle
* 6103 Knights
* 6308 Policemen	
* 6373 Motorcycle Shop
* 6391 Cargo Center
* 6601 Ice Cream Cart
* 6605 Road Racer
* 6621 Fire Truck
* 6622 Mailman on Motorcycle
* 6628 Construction Workers
* 6655 Auto & Tire Repair
* 6684 Police Patrol Squad
* 6686 Backhoe
* 6694 Car with Camper
* 6695 Tanker Truck
* 6696 Fuel Tanker
* 6804 Surface Rover
* 6824 Space Dart-I
* 6846 Tri-Star Voyager
* 6871 Star-Patrol Launcher
* 6881 Lunar Rocket Launcher
* 6928 Uranium Search Vehicle
* 6951 Robot Command Center
* 6971 Intergalactic Command Base
* 8843 Fork-Lift Truck
* 8851 Excavator
* 8889 TECHNIC Idea Book
Category:Years
Category:1984
Category:Unfinished