Image | Item No. | Description |
| 1490-1 (Inv) | Town Bank 171 Parts, 3 Minifigures, 1988 Catalog: Sets: Town: Classic Town: Traffic |
| 1495-1 (Inv) | Basic Building Set Trial Size 24 Parts, 1988 Catalog: Sets: Universal Building Set: Basic |
| 1544-1 (Inv) | Medium Bucket 53 Parts, 2 Minifigures, 1988 Catalog: Sets: DUPLO: Basic Set |
| 1571-1 (Inv) | Basic Set 169 Parts, 1 Minifigure, 1988 Catalog: Sets: Universal Building Set: Basic |
| 1577-1 (Inv) | Medium Bucket 207 Parts, 1 Minifigure, 1988 Catalog: Sets: Universal Building Set: Basic |
| 1584-1 (Inv) | Knights Challenge 136 Parts, 8 Minifigures, 1988 Catalog: Sets: Castle: Lion Knights |
| 1617-1 (Inv) | Small Bucket 148 Parts, 1 Minifigure, 1988 Catalog: Sets: Universal Building Set: Basic |
| 1622-1 (Inv) | Pre-School Bucket 104 Parts, 7 Minifigures, 1988 Catalog: Sets: DUPLO: Basic Set |
| 1623-1 (Inv) | Small Bucket 43 Parts, 1988 Catalog: Sets: DUPLO: Basic Set |
| 3646-1 (Inv) | Kitchen 53 Parts, 2 Minifigures, 1988 Catalog: Sets: Fabuland |
| 3680-1 (Inv) | Camping Caravan 28 Parts, 3 Minifigures, 1988 Catalog: Sets: Fabuland |
| 3683-1 (Inv) | Amusement Park 93 Parts, 4 Minifigures, 1988 Catalog: Sets: Fabuland |
| 3798-1 (Inv) | Hanna's Garden 24 Parts, 1 Minifigure, 1988 Catalog: Sets: Fabuland |
| 6054-1 (Inv) | Forestmen's Hideout 194 Parts, 2 Minifigures, 1988 Catalog: Sets: Castle: Forestmen |
| 6085-1 (Inv) | Black Monarch's Castle 639 Parts, 12 Minifigures, 1988 Catalog: Sets: Castle: Black Knights |
| 6103-1 (Inv) | Castle Mini Figures 13 Parts, 6 Minifigures, 1988 Catalog: Sets: Castle: Supplemental |
| 6316-1 (Inv) | Flags and Fences 38 Parts, 1988 Catalog: Sets: Town: Classic Town: Supplemental |
| 6317-1 (Inv) | Trees and Flowers 24 Parts, 1988 Catalog: Sets: Town: Classic Town: Supplemental |
| 6349-1 (Inv) | Vacation House 193 Parts, 2 Minifigures, 1988 Catalog: Sets: Town: Classic Town: Building |
| 6394-1 (Inv) | Metro Park & Service Tower 566 Parts, 6 Minifigures, 1988 Catalog: Sets: Town: Classic Town: Gas Station |
| 9050-1 (Inv) | Duplo Basic Set Large 150 Parts, 12 Minifigures, 1988 Catalog: Sets: Educational & Dacta: DUPLO: Basic Set |
| 9052-1 (Inv) | Duplo Basic Set Figures 102 Parts, 1988 Catalog: Sets: Educational & Dacta: DUPLO: Basic Set |
| 9054-1 (Inv) | Duplo Basic Trains 72 Parts, 12 Minifigures, 1988 Catalog: Sets: Educational & Dacta: DUPLO: Basic Set |
| 9056-1 (Inv) | Extra Duplo Bricks 94 Parts, 1988 Catalog: Sets: Educational & Dacta: DUPLO: Basic Set |
| 9152-1 (Inv) | Duplo House -123 elements 121 Parts, 5 Minifigures, 1988 Catalog: Sets: Educational & Dacta: DUPLO: Playhouse |
| 9220-1 (Inv) | Duplo Farm Scene Mosaics 76 Parts, 4 Books, 1 Gear, 1988 Catalog: Sets: Educational & Dacta: DUPLO: Mosaic |