Image | Item No. | Description |
| 3284-1 (Inv) | Bob's Busy Day 9 Parts, 1 Minifigure, 2003 Catalog: Sets: Explore: Bob The Builder: DUPLO |
| 3285-1 (Inv) | Wendy in the Office 9 Parts, 1 Minifigure, 2003 Catalog: Sets: Explore: Bob The Builder: DUPLO |
| 3286-1 (Inv) | Spud & Bird 9 Parts, 1 Minifigure, 2003 Catalog: Sets: Explore: Bob The Builder: DUPLO |
| 3511-1 (Inv) | Funny Crocodile 16 Parts, 2003 Catalog: Sets: Explore: Explore Imagination: DUPLO: Basic Set |
| 3515-1 (Inv) | African Adventures 52 Parts, 2003 Catalog: Sets: Explore: Explore Imagination: DUPLO: Basic Set |
| 3519-1 (Inv) | Green Parrot 10 Parts, 2003 Catalog: Sets: Explore: Explore Imagination: DUPLO: Basic Set |
| 3656-1 (Inv) | Police Action 32 Parts, 4 Minifigures, 2003 Catalog: Sets: Explore: Explore Together: DUPLO: DUPLO, Town: Police |
| 5212-1 (Inv) | Explore Strata Box 140 Parts, 2003 Catalog: Sets: Explore: Explore Imagination: DUPLO: Basic Set |
| 5230-1 (Inv) | Yellow Tub 100 Parts, 2003 Catalog: Sets: Explore: Explore Imagination: DUPLO: Basic Set |
| 5449-1 (Inv) | Stack 'n' Learn Sorter 13 Parts, 2003 Catalog: Sets: Explore: Explore Being Me |
| 5494-1 (Inv) | Duck on Wheels polybag 4 Parts, 2003 Catalog: Sets: Explore: Explore Imagination: DUPLO: Basic Set |
| 7437-1 (Inv) | Gardening with Stripy 23 Parts, 1 Minifigure, 2003 Catalog: Sets: Explore: Little Robots: DUPLO |
| 7439-1 (Inv) | Stretchy's Junk Yard 38 Parts, 2 Minifigures, 2003 Catalog: Sets: Explore: Little Robots: DUPLO |
| 7441-1 (Inv) | Tiny & Friends 54 Parts, 4 Minifigures, 2003 Catalog: Sets: Explore: Little Robots: DUPLO |