| Image | Item No. | Description |
| 6027-1 (Inv) | Bat Lord's Catapult
46 Parts, 2 Minifigures, 1997
Catalog: Sets: Castle: Fright Knights |
| 6941-1 (Inv) | Battrax
272 Parts, 1 Minifigure, 1987
Catalog: Sets: Space: Blacktron I |
| 9928-1 (Inv) | Beams with Holes, Blue
44 Parts, 1998
Catalog: Sets: Educational & Dacta: Service Packs: Technic |
| 1223-1 (Inv) | Beams, Black
8 Parts, 1982
Catalog: Sets: Service Packs: Technic |
| 1222-1 (Inv) | Beams, Blue
8 Parts, 1982
Catalog: Sets: Service Packs: Technic |
| 1224-1 (Inv) | Beams, Red
8 Parts, 1982
Catalog: Sets: Service Packs: Technic |
| 1221-1 (Inv) | Beams, Yellow
8 Parts, 1982
Catalog: Sets: Service Packs: Technic |
| 3200-1 (Inv) | Beauty Studio
31 Parts, 1 Minifigure, 2 Gear, 1997
Catalog: Sets: Scala |
| 5387-1 (Inv) | Belville Beach Accessories
13 Parts, 1998
Catalog: Sets: Service Packs: Belville |
| 2676-1 (Inv) | Bertie the Little Red Plane
7 Parts, 1 Minifigure, 1993
Catalog: Sets: DUPLO: DUPLO, Town: Airport |
| 4425-1 (Inv) | Better Building More Fun (Canadian Walmart Exclusive)
2000 Parts, 2004
Catalog: Sets: Creator: Basic Set |
| 3929-1 (Inv) | Biff Starling, Mars Rover Mission Astrobot Male polybag
1 Minifigure, 2002
Catalog: Sets: Space |
| 2431-1 (Inv) | Big Chief Brown Bear
2 Parts, 1 Minifigure, 1998
Catalog: Sets: DUPLO: Western: Indians |
| 2436-1 (Inv) | Big Chief's Camp
41 Parts, 4 Minifigures, 1998
Catalog: Sets: DUPLO: Western: Indians |
| 2807-1 (Inv) | Big Wheels Digger
6 Parts, 1 Minifigure, 1999
Catalog: Sets: DUPLO: DUPLO, Town: Construction |
| 1268-1 (Inv) | Bike Blaster
28 Parts, 1999
Catalog: Sets: Technic: Model: Riding Cycle |
| 2584-1 (Inv) | Biker Bob
17 Parts, 1 Minifigure, 1998
Catalog: Sets: Town: Classic Town: Traffic |
| 65109-1 (Inv) | BIONICLE Bundle Pack (Copack of Sets 8560, 8561, and 8562)
3 Sets, 2002
Catalog: Sets: BIONICLE: Bohrok |
| 65110-1 (Inv) | BIONICLE Bundle Pack (Copack of Sets 8563, 8564, and 8565)
3 Sets, 2002
Catalog: Sets: BIONICLE: Bohrok |
| 65229-1 (Inv) | BIONICLE Bundle Pack (Copack of Sets 8587, 8590, and 8591)
3 Sets, 2003
Catalog: Sets: BIONICLE: Rahkshi |
| 65230-1 (Inv) | BIONICLE Bundle Pack (Copack of Sets 8588, 8589, and 8592)
3 Sets, 2003
Catalog: Sets: BIONICLE: Rahkshi |
| 328-2 (Inv) | Biplane
44 Parts, 1967
Catalog: Sets: Classic: Vehicle: Airport |
| 1764-1 (Inv) | Birthday Building Set
100 Parts, 1995
Catalog: Sets: DUPLO: Basic Set |
| 831-1 (Inv) | Black Bricks Parts Pack
46 Parts, 1980
Catalog: Sets: Universal Building Set: Supplemental |
| 6085-1 (Inv) | Black Monarch's Castle
639 Parts, 12 Minifigures, 1988
Catalog: Sets: Castle: Black Knights |
| 4335-1 (Inv) | Black Robots Pod blister pack
50 Parts, 2004
Catalog: Sets: X-Pod |
| 6593-1 (Inv) | Blaze Battler
114 Parts, 1 Minifigure, 1991
Catalog: Sets: Town: Classic Town: Fire |
| 6554-1 (Inv) | Blaze Brigade
238 Parts, 4 Minifigures, 1997
Catalog: Sets: Town: Town Jr.: Fire |
| 6525-1 (Inv) | Blaze Commander
46 Parts, 1 Minifigure, 1995
Catalog: Sets: Town: Classic Town: Fire |
| 932-1 (Inv) | Blue and Yellow Bricks
45 Parts, 1973
Catalog: Sets: Universal Building Set: Supplemental |
| 832-1 (Inv) | Blue Bricks Parts Pack
46 Parts, 1980
Catalog: Sets: Universal Building Set: Supplemental |
| 4745-1 (Inv) | Blue Eagle vs. Snow Crawler
249 Parts, 2 Minifigures, 1 Gear, 2004
Catalog: Sets: Alpha Team: Mission Deep Freeze |
| 822-1 (Inv) | Blue Plates Parts Pack
34 Parts, 1980
Catalog: Sets: Universal Building Set: Supplemental |
| 3557-1 (Inv) | Blue Player & Goal
34 Parts, 2003
Catalog: Sets: Sports: Hockey |
| 4278-1 (Inv) | Blue Tub
1000 Parts, 2003
Catalog: Sets: Creator: Basic Set |
| 2069-1 (Inv) | Boat polybag
15 Parts, 1999
Catalog: Sets: Universal Building Set: Classic Basic |
| 3274-1 (Inv) | Bob and Muck Repair the Barn
24 Parts, 2 Minifigures, 2001
Catalog: Sets: DUPLO: Bob The Builder |
| 3275-1 (Inv) | Bob's Big Building Box
51 Parts, 1 Minifigure, 2001
Catalog: Sets: DUPLO: Bob The Builder |
| 3273-1 (Inv) | Bob, Lofty and the Mice
11 Parts, 2 Minifigures, 2001
Catalog: Sets: DUPLO: Bob The Builder |
| 6964-1 (Inv) | Boba Fett's Slave I - Mini {Kabaya Version}
25 Parts, 2004
Catalog: Sets: Star Wars: Mini: Star Wars Episode 4/5/6 |
| 65186-1 (Inv) | Bohrok 3-pack (contains 8560, 8561, 8564)
3 Sets, 2002
Catalog: Sets: BIONICLE: Bohrok |
| 3073-1 (Inv) | Booster
16 Parts, 1 Minifigure, 1999
Catalog: Sets: Space: Insectoids |
| 8778-1 (Inv) | Border Ambush
167 Parts, 2 Minifigures, 3 Gear, 2004
Catalog: Sets: Castle: Knights Kingdom II |
| 2277-1 (Inv) | Boy with Cat
7 Parts, 1 Minifigure, 1998
Catalog: Sets: DUPLO: Basic Set |
| 308-1 (Inv) | Bracelet 'Sympathy'
38 Parts, 1979
Catalog: Sets: Scala: Jewelry |
| 5096-1 (Inv) | Brick 2 x 2, Millwing
2 Parts, 1989
Catalog: Sets: Service Packs: DUPLO |
| 4113-1 (Inv) | Brick Adventures
124 Parts, 2001
Catalog: Sets: Creator: Basic Set |
| 1133-1 (Inv) | Brick Hinges
8 Parts, 1981
Catalog: Sets: Service Packs |
| 4219-1 (Inv) | Brick Pack 100
288 Parts, 1998
Catalog: Sets: Universal Building Set: Classic Basic |
| 4229-1 (Inv) | Brick Pack 300
812 Parts, 1998
Catalog: Sets: Universal Building Set: Classic Basic |