Image | Item No. | Description |
| 5141-1 (Inv) | Bricks, Blue 62 Parts, 1987 Catalog: Sets: Service Packs |
| 5145-1 (Inv) | Bricks, Gray 62 Parts, 1987 Catalog: Sets: Service Packs |
| 517-2 (Inv) | Bricks, Half Bricks and Arches 20 Parts, 1975 Catalog: Sets: DUPLO: Basic Set |
| 518-8 (Inv) | Bricks, Half Bricks and Trolley 17 Parts, 1975 Catalog: Sets: DUPLO: Basic Set |
| 520-9 (Inv) | Bricks, Half Bricks, 2 Trolleys 21 Parts, 1975 Catalog: Sets: DUPLO: Basic Set |
| 519-8 (Inv) | Bricks, Half Bricks, Arches, Trolley 20 Parts, 1975 Catalog: Sets: DUPLO: Basic Set |
| 5140-1 (Inv) | Bricks, Red 62 Parts, 1987 Catalog: Sets: Service Packs |
| 5142-1 (Inv) | Bricks, White 62 Parts, 1987 Catalog: Sets: Service Packs |
| 5143-1 (Inv) | Bricks, Yellow 62 Parts, 1987 Catalog: Sets: Service Packs |
| 6732-1 (Inv) | Brickster's Trike 13 Parts, 1 Minifigure, 2002 Catalog: Sets: Island Xtreme Stunts |
| 3774-1 (Inv) | Bridge 26 Parts, 2005 Catalog: Sets: DUPLO: DUPLO, Train |
| 7713-1 (Inv) | Bridge Walker vs. White Lightning 632 Parts, 4 Minifigures, 2006 Catalog: Sets: Exo-Force |
| 1599-1 (Inv) | Britannia Airways 105 Parts, 1987 Catalog: Sets: Universal Building Set: Airport |
| 6259-1 (Inv) | Broadside's Brig 53 Parts, 3 Minifigures, 1991 Catalog: Sets: Pirates: Pirates I: Imperial Soldiers |
| 2600-1 (Inv) | Brontosaurus Family 30 Parts, 2 Minifigures, 1998 Catalog: Sets: DUPLO: Dino |
| 8734-1 (Inv) | Brutaka 191 Parts, 2006 Catalog: Sets: BIONICLE: Titans |
| 6204-1 (Inv) | Buccaneers 10 Parts, 5 Minifigures, 1997 Catalog: Sets: Pirates: Pirates I: Supplemental |
| 4084-1 (Inv) | Bucket 45 Parts, 2002 Catalog: Sets: Explore: Explore Imagination: DUPLO: Basic Set |
| 5352-1 (Inv) | Bucket 140 Parts, 2004 Catalog: Sets: DUPLO: Basic Set |
| 6630-1 (Inv) | Bucket Loader 26 Parts, 1 Minifigure, 1981 Catalog: Sets: Town: Classic Town: Construction |
| 1893-1 (Inv) | Bucket with Bonus Animals 37 Parts, 1992 Catalog: Sets: DUPLO: Basic Set |
| 5371-1 (Inv) | Bucket with Bonus Pack (bucket only, without bonus box) 90 Parts, 2005 Catalog: Sets: DUPLO: Basic Set |
| 2229-1 (Inv) | Bucketful of Fun 182 Parts, 1998 Catalog: Sets: Universal Building Set: Classic Basic |
| 1136-1 (Inv) | Buffers, Magnetic Couplers 6 Parts, 1981 Catalog: Sets: Service Packs: Train |
| 5303-1 (Inv) | Buffers, Magnets & Couplers 6 Parts, 1992 Catalog: Sets: Service Packs: Train |
| 6903-1 (Inv) | Bug Blaster 20 Parts, 1 Minifigure, 1998 Catalog: Sets: Space: Insectoids |
| 1258-1 (Inv) | Buggy 29 Parts, 1999 Catalog: Sets: Technic: Model: Off-Road |
| 8048-1 (Inv) | Buggy 314 Parts, 2010 Catalog: Sets: Technic: Model: Off-Road |
| 4067-1 (Inv) | Buggy polybag 15 Parts, 2001 Catalog: Sets: Studios |
| 5572-1 (Inv) | Build & Play 99 Parts, 1 Minifigure, 2008 Catalog: Sets: DUPLO: Basic Set |
| 5573-1 (Inv) | Build & Play (Blue Tub) 639 Parts, 1 Minifigure, 2008 Catalog: Sets: Creator: Basic Set |
| 66236-1 (Inv) | Build & Play Value Pack 2 Sets, 2008 Catalog: Sets: DUPLO: Basic Set |
| 66237-1 (Inv) | Build & Play Value Pack 2 Sets, 2008 Catalog: Sets: Creator: Basic Set |
| 5419-1 (Inv) | Build a Farm 106 Parts, 1 Minifigure, 2007 Catalog: Sets: DUPLO: Basic Set |
| 7837-1 (Inv) | Build and Create 600 Parts, 2002 Catalog: Sets: Creator: Basic Set |
| 4410-1 (Inv) | Build and Create 500 Parts, 2004 Catalog: Sets: Creator: Basic Set |
| 4027-1 (Inv) | Build and Imagine 100 Parts, 2003 Catalog: Sets: Creator: Basic Set |
| 66283-1 (Inv) | Build and Play Value Pack 2 Sets, 2009 Catalog: Sets: DUPLO: Basic Set |
| 66284-1 (Inv) | Build and Play Value Pack 2 Sets, 2009 Catalog: Sets: Creator: Basic Set |
| 2221-1 (Inv) | Build N' Play Circus Theme 81 Parts, 4 Minifigures, 1996 Catalog: Sets: DUPLO: DUPLO, Town: Circus |
| 4029-1 (Inv) | Build with Bricks 500 Parts, 2003 Catalog: Sets: Creator: Basic Set |
| 4107-1 (Inv) | Build Your Dreams 1000 Parts, 2002 Catalog: Sets: Creator: Basic Set |
| 852741-1 (Inv) | Build your own Holiday Countdown Candle 165 Parts, 2009 Catalog: Sets: Holiday & Event: Christmas |
| 3600-1 (Inv) | Build Your Own House Tub 1201 Parts, 2005 Catalog: Sets: Creator: Basic Set |
| 1614-1 (Inv) | Build-a-Farm 26 Parts, 2 Minifigures, 1993 Catalog: Sets: DUPLO: DUPLO, Town: Farm |
| 1978-1 (Inv) | Build-A-Santa polybag 39 Parts, 1991 Catalog: Sets: Holiday & Event: Christmas |
| 365-2 (Inv) | Build-N-Store Chest 333 Parts, 1 Minifigure, 5 Gear, 1990 Catalog: Sets: Universal Building Set: Basic |
| 545-1 (Inv) | Build-N-Store Chest 404 Parts, 2 Minifigures, 5 Gear, 1990 Catalog: Sets: Universal Building Set: Basic |
| 565-2 (Inv) | Build-N-Store Chest 668 Parts, 2 Minifigures, 7 Gear, 1990 Catalog: Sets: Universal Building Set: Basic |
| 5610-1 (Inv) | Builder 19 Parts, 1 Minifigure, 2008 Catalog: Sets: Town: City: Construction |