| Image | Item No. | Description |
| 2066-1 (Inv) | Bath-Tub Buddies
2 Parts, 1989
Catalog: Sets: DUPLO: Rattles |
| 2754-1 (Inv) | Bathroom
11 Parts, 1 Minifigure, 1986
Catalog: Sets: DUPLO: Playhouse |
| 2775-1 (Inv) | Bathroom
6 Parts, 1 Minifigure, 1991
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 |
| 10599-1 (Inv) | Batman Adventure
44 Parts, 3 Minifigures, 2015
Catalog: Sets: DUPLO: Super Heroes: Batman II |
| 5093-1 (Inv) | Battery Train with Polarity Switch
5 Parts, 1993
Catalog: Sets: Service Packs: DUPLO |
| 10823-1 (Inv) | Batwing Adventure
26 Parts, 2 Minifigures, 2017
Catalog: Sets: DUPLO: Super Heroes: Batman II |
| 3609-1 (Inv) | Beach House
8 Parts, 1 Minifigure, 2002
Catalog: Sets: Explore: Explore Together: DUPLO: DUPLO, Town: Recreation |
| 10539-1 (Inv) | Beach Racing
37 Parts, 1 Minifigure, 2014
Catalog: Sets: DUPLO: Disney: Disney Junior: Jake and the Never Land Pirates |
| 9836-1 (Inv) | Beams for Primary Simple Machines (Beams For Primary T&B)
12 Parts
Catalog: Sets: Educational & Dacta: Service Packs: DUPLO |
| 2752-1 (Inv) | Bedroom
28 Parts, 2 Minifigures, 1986
Catalog: Sets: DUPLO: Playhouse |
| 2776-1 (Inv) | Bedroom
14 Parts, 1 Minifigure, 1991
Catalog: Sets: DUPLO: Playhouse |
| 2961-1 (Inv) | Bedroom
20 Parts, 2001
Catalog: Sets: DUPLO: Dolls |
| 10926-1 (Inv) | Bedroom
14 Parts, 2 Minifigures, 2020
Catalog: Sets: DUPLO: DUPLO, Town |
| 10960-1 (Inv) | Belle's Ballroom
18 Parts, 4 Minifigures, 2022
Catalog: Sets: DUPLO: Disney: Disney Princess: Beauty and the Beast |
| 10877-1 (Inv) | Belle's Tea Party
14 Parts, 4 Minifigures, 2018
Catalog: Sets: DUPLO: Disney: Disney Princess: Beauty and the Beast |
| 9834-1 (Inv) | Belts for Primary Simple Machines (Belts For Primary T&B)
2 Parts, 1998
Catalog: Sets: Educational & Dacta: Service Packs: DUPLO |
| 3293-1 (Inv) | Benny's Dig Set
12 Parts, 1 Minifigure, 2005
Catalog: Sets: DUPLO: Bob The Builder |
| 2676-1 (Inv) | Bertie the Little Red Plane
7 Parts, 1 Minifigure, 1993
Catalog: Sets: DUPLO: DUPLO, Town: Airport |
| 1540-1 (Inv) | Betsy's Bedroom
36 Parts, 1 Minifigure, 1993
Catalog: Sets: DUPLO: Playhouse |
| 2432-1 (Inv) | Big Chief's Teepee (Tipi)
15 Parts, 3 Minifigures, 1998
Catalog: Sets: DUPLO: Western: Indians |
| 5828-1 (Inv) | Big Bentley
58 Parts, 3 Minifigures, 2011
Catalog: Sets: DUPLO: Cars: Cars 2 |
| 5213-1 (Inv) | Big Bricks Box
140 Parts, 2003
Catalog: Sets: Explore: Explore Imagination: DUPLO: Basic Set |
| 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 |
| 2838-1 (Inv) | Big Chief's Family
77 Parts, 4 Minifigures, 1998
Catalog: Sets: DUPLO: Western: Indians |
| 5795-1 (Inv) | Big City Hospital
106 Parts, 5 Minifigures, 2011
Catalog: Sets: DUPLO: DUPLO, Town: Hospital |
| 5635-1 (Inv) | Big City Zoo
121 Parts, 4 Minifigures, 2009
Catalog: Sets: DUPLO: DUPLO, Town: Zoo |
| 10813-1 (Inv) | Big Construction Site
64 Parts, 3 Minifigures, 2016
Catalog: Sets: DUPLO: DUPLO, Town: Construction |
| 10840-1 (Inv) | Big Fair
101 Parts, 5 Minifigures, 2017
Catalog: Sets: DUPLO |
| 4665-1 (Inv) | Big Farm
70 Parts, 3 Minifigures, 2005
Catalog: Sets: DUPLO: DUPLO, Town: Farm |
| 5649-1 (Inv) | Big Farm
65 Parts, 3 Minifigures, 2010
Catalog: Sets: DUPLO: DUPLO, Town: Farm |
| 10525-1 (Inv) | Big Farm
119 Parts, 2 Minifigures, 2014
Catalog: Sets: DUPLO: DUPLO, Town: Farm |
| 10415-1 (Inv) | Big Feelings & Emotions
23 Parts, 1 Book, 2024
Catalog: Sets: DUPLO |
| 10520-1 (Inv) | Big Front Loader
11 Parts, 1 Minifigure, 2013
Catalog: Sets: DUPLO: DUPLO, Town: Construction |
| 3091-1 (Inv) | Big Gas Truck
3 Parts, 1 Minifigure, 2001
Catalog: Sets: DUPLO: DUPLO, Town: Gas Station |
| 7880-1 (Inv) | Big Pirate Ship
56 Parts, 4 Minifigures, 2006
Catalog: Sets: DUPLO: Pirates |
| 10577-1 (Inv) | Big Royal Castle
131 Parts, 4 Minifigures, 2014
Catalog: Sets: DUPLO: Castle |
| 5647-1 (Inv) | Big Tractor
11 Parts, 1 Minifigure, 2010
Catalog: Sets: DUPLO: DUPLO, Town: Farm |
| 2253-1 (Inv) | Big Tubular Playtime
88 Parts, 2 Minifigures, 1999
Catalog: Sets: DUPLO: Basic Set |
| 2438-1 (Inv) | Big Western Set
62 Parts, 6 Minifigures, 1998
Catalog: Sets: DUPLO: Western |
| 2807-1 (Inv) | Big Wheels Digger
6 Parts, 1 Minifigure, 1999
Catalog: Sets: DUPLO: DUPLO, Town: Construction |
| 2814-1 (Inv) | Big Wheels Road Worker Set
34 Parts, 3 Minifigures, 1999
Catalog: Sets: DUPLO: DUPLO, Town: Construction |
| 2808-1 (Inv) | Big Wheels Tipper Truck
11 Parts, 1 Minifigure, 1999
Catalog: Sets: DUPLO: DUPLO, Town: Construction |
| 6157-1 (Inv) | Big Zoo
143 Parts, 4 Minifigures, 2012
Catalog: Sets: DUPLO: DUPLO, Town: Zoo |
| 1657-1 (Inv) | Bird
6 Parts, 1990
Catalog: Sets: DUPLO: Basic Set |
| 1664-1 (Inv) | Bird
2 Parts, 1992
Catalog: Sets: DUPLO: Basic Set |
| 1764-1 (Inv) | Birthday Building Set
100 Parts, 1995
Catalog: Sets: DUPLO: Basic Set |
| 30330-1 (Inv) | Birthday Cake polybag
8 Parts, 2020
Catalog: Sets: DUPLO: Basic Set |