Image | Item No. | Description |
| 5003810-1 (Inv) | MIXELS Brown Collection 3 Sets, 2014 Catalog: Sets: MIXELS: MIXELS Series 2 |
| 7288-1 (Inv) | Mobile Police Unit 395 Parts, 3 Minifigures, 2011 Catalog: Sets: Town: City: Police |
| 40112-1 (Inv) | Model Catwalk 144 Parts, 2014 Catalog: Sets: Friends |
| 31081-1 (Inv) | Modular Skate House 414 Parts, 2 Minifigures, 2018 Catalog: Sets: Creator: Model: Building |
| 31080-1 (Inv) | Modular Winter Vacation 366 Parts, 2 Minifigures, 2018 Catalog: Sets: Creator: Model: Recreation |
| 328-1 (Inv) | Moe Mouse's Roadster 22 Parts, 1 Minifigure, 1979 Catalog: Sets: Fabuland |
| 70313-1 (Inv) | Moltor's Lava Smasher 174 Parts, 2 Minifigures, 2016 Catalog: Sets: NEXO KNIGHTS |
| 8182-1 (Inv) | Monster Crushers 388 Parts, 2009 Catalog: Sets: Racers: Tiny Turbos |
| 60180-1 (Inv) | Monster Truck 187 Parts, 1 Minifigure, 2018 Catalog: Sets: Town: City: Race |
| 40239-1 (Inv) | Monthly Mini Model Build Set - 2017 01 January, Narwhal polybag 45 Parts, 2017 Catalog: Sets: LEGO Brand: LEGO Brand Store: Monthly Model |
| 40250-1 (Inv) | Monthly Mini Model Build Set - 2017 12 December, Train 56 Parts, 2017 Catalog: Sets: LEGO Brand: LEGO Brand Store: Monthly Model |
| 40276-1 (Inv) | Monthly Mini Model Build Set - 2018 01 January, Walrus polybag 55 Parts, 2018 Catalog: Sets: LEGO Brand: LEGO Brand Store: Monthly Model |
| 40280-1 (Inv) | Monthly Mini Model Build Set - 2018 05 May, Tractor polybag 38 Parts, 2018 Catalog: Sets: LEGO Brand: LEGO Brand Store: Monthly Model |
| 40281-1 (Inv) | Monthly Mini Model Build Set - 2018 06 June, Surfer Dragon polybag 43 Parts, 2018 Catalog: Sets: LEGO Brand: LEGO Brand Store: Monthly Model |
| 40282-1 (Inv) | Monthly Mini Model Build Set - 2018 07 July, BBQ polybag 37 Parts, 2018 Catalog: Sets: LEGO Brand: LEGO Brand Store: Monthly Model |
| 9084-1 (Inv) | More Lego Duplo Bricks 208 Parts Catalog: Sets: Educational & Dacta: DUPLO: Basic Set |
| 75205-1 (Inv) | Mos Eisley Cantina 354 Parts, 4 Minifigures, 2018 Catalog: Sets: Star Wars: Star Wars Episode 4/5/6 |
| 1012-1 | Mosaic Set 1984 Catalog: Sets: Educational & Dacta: DUPLO: Mosaic |
| 2614-1 (Inv) | Mother and Baby with Pram 1 Part, 2 Minifigures, 1988 Catalog: Sets: DUPLO: Playhouse |
| 42007-1 (Inv) | Moto Cross Bike 253 Parts, 2013 Catalog: Sets: Technic: Model: Riding Cycle |
| 9645-2 (Inv) | Motorized Simple Machines Set (2002 Version) 2 Sets, 2002 Catalog: Sets: Educational & Dacta: Technic |
| 60173-1 (Inv) | Mountain Arrest 286 Parts, 4 Minifigures, 2018 Catalog: Sets: Town: City: Police |
| 60171-1 (Inv) | Mountain Fugitives 70 Parts, 4 Minifigures, 2018 Catalog: Sets: Town: City: Police |
| 10751-1 (Inv) | Mountain Police Chase 104 Parts, 2 Minifigures, 2018 Catalog: Sets: Juniors: Town: City: Police |
| 60174-1 (Inv) | Mountain Police Headquarters 633 Parts, 7 Minifigures, 2018 Catalog: Sets: Town: City: Police |
| 60175-1 (Inv) | Mountain River Heist 370 Parts, 4 Minifigures, 2018 Catalog: Sets: Town: City: Police |
| 853650-1 (Inv) | Movie Maker Set (Batman) 146 Parts, 1 Minifigure, 2017 Catalog: Sets: Super Heroes: The LEGO Batman Movie |
| 70901-1 (Inv) | Mr. Freeze Ice Attack 183 Parts, 3 Minifigures, 2017 Catalog: Sets: Super Heroes: The LEGO Batman Movie |
| 3596-1 (Inv) | Muck Can Do It 27 Parts, 1 Minifigure, 2009 Catalog: Sets: DUPLO: Bob The Builder |
| 41151-1 (Inv) | Mulan's Training Day 99 Parts, 1 Minifigure, 2018 Catalog: Sets: Disney: Disney Princess: Mulan |
| 45006-1 (Inv) | Multi Vehicles 28 Parts, 4 Minifigures, 2014 Catalog: Sets: Educational & Dacta: DUPLO |
| mit-1 | Multiple Intelligence Teaching (MIT) 1998 Catalog: Sets: Educational & Dacta |
| 75900-1 (Inv) | Mummy Museum Mystery 102 Parts, 2 Minifigures, 2015 Catalog: Sets: Scooby-Doo |
| 10852-1 (Inv) | My First Bird 7 Parts, 2017 Catalog: Sets: DUPLO |
| 10848-1 (Inv) | My First Bricks 80 Parts, 3 Books, 2017 Catalog: Sets: DUPLO: Basic Set |
| 10603-1 (Inv) | My First Bus 16 Parts, 1 Minifigure, 2015 Catalog: Sets: DUPLO: DUPLO, Town: Traffic |
| 10851-1 (Inv) | My First Bus 6 Parts, 2017 Catalog: Sets: DUPLO |
| 10850-1 (Inv) | My First Cakes 8 Parts, 2017 Catalog: Sets: DUPLO |
| 10845-1 (Inv) | My First Carousel 21 Parts, 3 Minifigures, 2017 Catalog: Sets: DUPLO |
| 10816-1 (Inv) | My First Cars and Trucks 36 Parts, 3 Books, 2016 Catalog: Sets: DUPLO |
| 10831-1 (Inv) | My First Caterpillar 19 Parts, 3 Books, 2016 Catalog: Sets: DUPLO |
| 30323-1 (Inv) | My First Fish polybag 7 Parts, 2017 Catalog: Sets: DUPLO |
| 10819-1 (Inv) | My First Garden 23 Parts, 2 Minifigures, 2016 Catalog: Sets: DUPLO: DUPLO, Town: Recreation |
| 10859-1 (Inv) | My First Ladybug 6 Parts, 2018 Catalog: Sets: DUPLO: Basic Set |
| 10849-1 (Inv) | My First Plane 10 Parts, 2017 Catalog: Sets: DUPLO |
| 10858-1 (Inv) | My First Puzzle Pets 18 Parts, 2018 Catalog: Sets: DUPLO: Basic Set |
| 10860-1 (Inv) | My First Race Car 6 Parts, 2018 Catalog: Sets: DUPLO |
| 10815-1 (Inv) | My First Rocket 18 Parts, 3 Books, 2016 Catalog: Sets: DUPLO |
| 10818-1 (Inv) | My First Truck 27 Parts, 2 Minifigures, 2016 Catalog: Sets: DUPLO: DUPLO, Town: Traffic |
| 75901-1 (Inv) | Mystery Plane Adventures 118 Parts, 2 Minifigures, 2015 Catalog: Sets: Scooby-Doo |