| Image | Item No. | Description |
| 265-1 (Inv) | Bathroom
148 Parts, 1974
Catalog: Sets: Homemaker |
| 2754-1 (Inv) | Bathroom
11 Parts, 1 Minifigure, 1986
Catalog: Sets: DUPLO: Playhouse |
| 2781-1 (Inv) | Bathroom
24 Parts, 2 Minifigures, 1996
Catalog: Sets: DUPLO: Playhouse |
| 2789-1 (Inv) | Bathroom
17 Parts, 2 Minifigures, 1994
Catalog: Sets: DUPLO: Playhouse |
| 5400-1 (Inv) | Bathroom Accessories
13 Parts, 1997
Catalog: Sets: Service Packs: Scala |
| 5462-1 (Inv) | Bathtime Boat
2 Parts, 1 Minifigure, 2005
Catalog: Sets: Baby |
| 2098-1 (Inv) | Bathtime Boat (Tug Boat Tommy)
2 Parts, 1 Minifigure, 1997
Catalog: Sets: Primo |
| 7884-1 (Inv) | Batman's Buggy: The Escape of Mr. Freeze
66 Parts, 2 Minifigures, 2008
Catalog: Sets: Batman I |
| 6062-1 (Inv) | Battering Ram
214 Parts, 6 Minifigures, 1987
Catalog: Sets: Castle: Black Falcons |
| 108-1 (Inv) | Battery Box
1 Part, 1976
Catalog: Sets: Train: Supplemental: 4.5V |
| 5100-1 (Inv) | Battery Rod 4.5V
2 Parts, 1 Book, 1987
Catalog: Sets: Service Packs: Technic |
| 1106-1 (Inv) | Battery Tender
1 Part, 1977
Catalog: Sets: Service Packs: Train |
| 5075-1 (Inv) | Battery Tender, Red
1 Part, 1 Book, 1987
Catalog: Sets: Service Packs: Train |
| 5093-1 (Inv) | Battery Train with Polarity Switch
5 Parts, 1993
Catalog: Sets: Service Packs: DUPLO |
| 1134-1 (Inv) | Battery Wagon
3 Parts, 1981
Catalog: Sets: Service Packs: Train |
| 161-1 (Inv) | Battery Wagon with Signal and Direction - Changing
7 Parts, 1972
Catalog: Sets: Train: Supplemental: 4.5V |
| 8813-1 (Inv) | Battle at the Pass
324 Parts, 11 Minifigures, 2006
Catalog: Sets: Castle: Knights Kingdom II |
| 8241-1 (Inv) | Battle Cars
115 Parts, 2001
Catalog: Sets: Technic: Speed Slammers |
| 1492-1 (Inv) | Battle Cove polybag
23 Parts, 1 Minifigure, 1992
Catalog: Sets: Pirates: Pirates I |
| 6018-1 (Inv) | Battle Dragon
44 Parts, 2 Minifigures, 1990
Catalog: Sets: Castle: Black Falcons |
| 8001-1 (Inv) | Battle Droid
336 Parts, 2000
Catalog: Sets: Technic: Star Wars: Star Wars Episode 1 |
| 7126-1 (Inv) | Battle Droid Carrier
98 Parts, 7 Minifigures, 2001
Catalog: Sets: Star Wars: Star Wars Episode 1 |
| K8111-1 (Inv) | Battle Machine Collection
5 Sets, 2008
Catalog: Sets: Exo-Force |
| 8759-1 (Inv) | Battle of Metru Nui
858 Parts, 14 Minifigures, 2005
Catalog: Sets: BIONICLE: Playsets |
| K10131-1 (Inv) | Battle of Yavin Collection
3 Sets, 2004
Catalog: Sets: Star Wars: Star Wars Episode 4/5/6 |
| 852702-1 (Inv) | Battle Pack Dwarfs blister pack
20 Parts, 5 Minifigures, 2009
Catalog: Sets: Castle: Fantasy Era |
| 852271-1 (Inv) | Battle Pack Knights blister pack
11 Parts, 5 Minifigures, 2008
Catalog: Sets: Castle: Fantasy Era |
| 852921-1 (Inv) | Battle Pack Lion Knights blister pack
12 Parts, 5 Minifigures, 2010
Catalog: Sets: Castle: Kingdoms |
| 852747-1 (Inv) | Battle Pack Pirates blister pack
20 Parts, 4 Minifigures, 2009
Catalog: Sets: Pirates: Pirates II: Supplemental |
| 852272-1 (Inv) | Battle Pack Skeletons blister pack
13 Parts, 5 Minifigures, 2008
Catalog: Sets: Castle: Fantasy Era |
| 852701-1 (Inv) | Battle Pack Troll Warriors blister pack
13 Parts, 5 Minifigures, 2009
Catalog: Sets: Castle: Fantasy Era |
| 8874-1 (Inv) | Battle Wagon
114 Parts, 3 Minifigures, 2005
Catalog: Sets: Castle: Knights Kingdom II |
| 6941-1 (Inv) | Battrax
272 Parts, 1 Minifigure, 1987
Catalog: Sets: Space: Blacktron I |
| 8398-1 (Inv) | BBQ Stand
18 Parts, 1 Minifigure, 2009
Catalog: Sets: Town: City: Food & Drink |
| 6534-1 (Inv) | Beach Bandit
37 Parts, 1 Minifigure, 1992
Catalog: Sets: Town: Classic Town: Recreation |
| 6437-1 (Inv) | Beach Buggy
24 Parts, 1 Minifigure, 1999
Catalog: Sets: Town: Town Jr.: Coast Guard |
| 8252-1 (Inv) | Beach Buster
164 Parts, 1 Minifigure, 1999
Catalog: Sets: Technic: Model: Off-Road: Police |
| 6734-1 (Inv) | Beach Cruiser
46 Parts, 2 Minifigures, 2002
Catalog: Sets: Island Xtreme Stunts |
| 5841-1 (Inv) | Beach Fun
42 Parts, 1 Minifigure, 1998
Catalog: Sets: Belville: Recreation |
| 4996-1 (Inv) | Beach House
522 Parts, 2008
Catalog: Sets: Creator: Model: Building |
| 6736-1 (Inv) | Beach Lookout
80 Parts, 2 Minifigures, 2002
Catalog: Sets: Island Xtreme Stunts |
| 6342-1 (Inv) | Beach Rescue Chopper
133 Parts, 3 Minifigures, 1993
Catalog: Sets: Town: Classic Town: Coast Guard |
| 6833-1 (Inv) | Beacon Tracer
34 Parts, 1 Minifigure, 1990
Catalog: Sets: Space: M:Tron |
| 10072-1 (Inv) | Beams
56 Parts, 2003
Catalog: Sets: Bulk Bricks: Technic |
| 5228-1 (Inv) | Beams and Plates with Holes, Black
26 Parts, 1997
Catalog: Sets: Service Packs: Technic |
| 5234-1 (Inv) | Beams and Plates with Holes, Black
20 Parts, 1987
Catalog: Sets: Service Packs: Technic |
| 5249-1 (Inv) | Beams and Plates with Holes, Red
20 Parts, 1987
Catalog: Sets: Service Packs: Technic |
| 5231-1 (Inv) | Beams and Plates with Holes, Yellow
20 Parts, 1987
Catalog: Sets: Service Packs: Technic |
| 5232-1 (Inv) | Beams and Plates, Blue
18 Parts, 1987
Catalog: Sets: Service Packs: Technic |
| 9836-1 (Inv) | Beams for Primary Simple Machines (Beams For Primary T&B)
12 Parts
Catalog: Sets: Educational & Dacta: Service Packs: DUPLO |