| Image | Item No. | Description |
| 5814-1 (Inv) | Mater's Yard
10 Parts, 2 Minifigures, 2010
Catalog: Sets: DUPLO: Cars |
| 45008-1 (Inv) | Math Train
162 Parts, 5 Minifigures, 2015
Catalog: Sets: Educational & Dacta: DUPLO |
| 5979-1 (Inv) | Max Security Transport
316 Parts, 3 Minifigures, 2009
Catalog: Sets: Space: Space Police III |
| 20214-1 (Inv) | MBA Adventure Designer (Kits 7 - 9 Redesign)
3 Sets, 2013
Catalog: Sets: Master Builder Academy |
| 20215-1 (Inv) | MBA Invention Designer (Kits 10 - 12)
661 Parts, 3 Minifigures, 2013
Catalog: Sets: Master Builder Academy |
| 75880-1 (Inv) | McLaren 720S
157 Parts, 1 Minifigure, 2017
Catalog: Sets: SPEED CHAMPIONS |
| 9517-1 (Inv) | Measurement Activities
53 Parts, 4 Minifigures, 1 Book, 2 Gear, 1995
Catalog: Sets: Educational & Dacta: DUPLO: Basic Set |
| 9653-1 (Inv) | Mechanical Toy Shop
30 Parts, 2 Minifigures, 2 Gear, 1995
Catalog: Sets: Educational & Dacta: DUPLO: Learning |
| 991338-1 (Inv) | Mechanisms 2-D Elements
1 Part, 2008
Catalog: Sets: Educational & Dacta: Technic |
| 10193-1 (Inv) | Medieval Market Village
1568 Parts, 8 Minifigures, 2009
Catalog: Sets: Castle: Fantasy Era |
| 2-11 (Inv) | Medium Basic LEGO Set
128 Parts, 1977
Catalog: Sets: Minitalia |
| 9254-2 (Inv) | Medium Basic Set
330 Parts, 1996
Catalog: Sets: Educational & Dacta: Universal Building Set |
| 1544-1 (Inv) | Medium Bucket
53 Parts, 2 Minifigures, 1988
Catalog: Sets: DUPLO: Basic Set |
| 1753-1 (Inv) | Medium Bulk Bucket
47 Parts, 1 Minifigure, 1996
Catalog: Sets: DUPLO |
| 9412-1 | Medium Bulk Set (270 Pieces)
2003
Catalog: Sets: Educational & Dacta: DUPLO: Basic Set |
| 4250-1 (Inv) | Medium Creator Box
234 Parts, 2001
Catalog: Sets: Creator: Basic Set |
| 9169-1 (Inv) | Medium Duplo House (Condominium)
67 Parts, 3 Minifigures, 2 Gear, 1994
Catalog: Sets: Educational & Dacta: DUPLO: Playhouse |
| 9275-1 | Medium Lego Dacta Basic Set
1997
Catalog: Sets: Educational & Dacta: Universal Building Set |
| 9291-1 | Medium Lego Dacta Basic Set
1997
Catalog: Sets: Educational & Dacta: Universal Building Set |
| 70801-1 (Inv) | Melting Room
108 Parts, 3 Minifigures, 2014
Catalog: Sets: The LEGO Movie |
| 75883-1 (Inv) | MERCEDES AMG PETRONAS Formula One Team
907 Parts, 8 Minifigures, 2017
Catalog: Sets: SPEED CHAMPIONS |
| 75877-1 (Inv) | Mercedes-AMG GT3
191 Parts, 1 Minifigure, 2017
Catalog: Sets: SPEED CHAMPIONS |
| 75995-1 (Inv) | MERCEDES-AMG PETRONAS Team Gift 2017
115 Parts, 1 Minifigure, 2017
Catalog: Sets: SPEED CHAMPIONS |
| 70324-1 (Inv) | Merlok's Library 2.0
267 Parts, 3 Minifigures, 2016
Catalog: Sets: NEXO KNIGHTS |
| 4554-1 (Inv) | Metro Station
555 Parts, 8 Minifigures, 1991
Catalog: Sets: Train: 9V |
| 8976-1 (Inv) | Metus
14 Parts, 2009
Catalog: Sets: BIONICLE: Agori |
| 10746-1 (Inv) | Mia's Farm Suitcase
96 Parts, 1 Minifigure, 2017
Catalog: Sets: Juniors: Friends |
| 41001-1 (Inv) | Mia's Magic Tricks
85 Parts, 1 Minifigure, 2013
Catalog: Sets: Friends |
| 10728-1 (Inv) | Mia's Vet Clinic
173 Parts, 2 Minifigures, 2016
Catalog: Sets: Juniors: Friends |
| 41327-1 (Inv) | Mia's Bedroom
81 Parts, 1 Minifigure, 2018
Catalog: Sets: Friends |
| 41339-1 (Inv) | Mia's Camper Van
478 Parts, 2 Minifigures, 2018
Catalog: Sets: Friends |
| 10749-1 (Inv) | Mia's Organic Food Market
111 Parts, 1 Minifigure, 2018
Catalog: Sets: Juniors: Friends |
| 41335-1 (Inv) | Mia's Tree House
343 Parts, 2 Minifigures, 2018
Catalog: Sets: Friends |
| 10827-1 (Inv) | Mickey & Friends Beach House
45 Parts, 3 Minifigures, 2016
Catalog: Sets: DUPLO: Disney: Disney Junior: Mickey Mouse Clubhouse |
| 9324-1 (Inv) | Micro Building Set
1657 Parts, 2007
Catalog: Sets: Educational & Dacta: Town |
| 7778-1 (Inv) | Midi-Scale Millennium Falcon
356 Parts, 2009
Catalog: Sets: Star Wars: Star Wars Episode 4/5/6 |
| 31058-1 (Inv) | Mighty Dinosaurs {Green Edition}
174 Parts, 2017
Catalog: Sets: Creator: Model: Creature |
| 10825-1 (Inv) | Miles' Exo-Flex Suit
36 Parts, 1 Minifigure, 2016
Catalog: Sets: DUPLO: Disney: Disney Junior: Miles From Tomorrowland |
| 10824-1 (Inv) | Miles' Space Adventures
22 Parts, 1 Minifigure, 2016
Catalog: Sets: DUPLO: Disney: Disney Junior: Miles From Tomorrowland |
| 75193-1 (Inv) | Millennium Falcon Microfighter
89 Parts, 1 Minifigure, 2018
Catalog: Sets: Star Wars: Microfighters Series 5: Star Wars Episode 8 |
| 2000700-1 (Inv) | Mindstorms Education (LME) Replacement Pack 1
70 Parts, 2015
Catalog: Sets: Educational & Dacta: Service Packs: Technic |
| 2000701-1 (Inv) | Mindstorms Education (LME) Replacement Pack 2
32 Parts, 2015
Catalog: Sets: Educational & Dacta: Service Packs: Technic |
| 2000702-1 (Inv) | Mindstorms Education (LME) Replacement Pack 3
4 Parts, 2015
Catalog: Sets: Educational & Dacta: Service Packs: Technic |
| 2000703-1 (Inv) | Mindstorms Education (LME) Replacement Pack 4
26 Parts, 2015
Catalog: Sets: Educational & Dacta: Service Packs |
| 2000704-1 (Inv) | Mindstorms Education (LME) Replacement Pack 5
24 Parts, 2015
Catalog: Sets: Educational & Dacta: Service Packs |
| 2000705-1 (Inv) | Mindstorms Education (LME) Replacement Pack 6
30 Parts, 2015
Catalog: Sets: Educational & Dacta: Service Packs: Technic |
| 2000706-1 (Inv) | Mindstorms Education (LME) Replacement Pack 7
8 Parts, 2015
Catalog: Sets: Educational & Dacta: Service Packs: Technic |
| 8547-1 (Inv) | Mindstorms NXT 2.0
620 Parts, 1 Gear, 2009
Catalog: Sets: MINDSTORMS: NXT |
| 8957-1 (Inv) | Mine Mech
62 Parts, 2 Minifigures, 2009
Catalog: Sets: Power Miners |
| 5004192-1 (Inv) | Minecraft Collection
4 Sets, 2014
Catalog: Sets: Minecraft |
