| Image | Item No. | Description |
| 70640-1 (Inv) | S.O.G. Headquarters 502 Parts, 5 Minifigures, 2018 Catalog: Sets: NINJAGO: Sons of Garmadon |
| 70592-1 (Inv) | Salvage M.E.C. 412 Parts, 4 Minifigures, 2016 Catalog: Sets: NINJAGO: Day of the Departed |
| 7170-1 | Samsonite Educational Refill Pack 1979 Catalog: Sets: Educational & Dacta: Samsonite |
| 70596-1 (Inv) | Samurai X Cave Chaos 1212 Parts, 8 Minifigures, 2016 Catalog: Sets: NINJAGO: Day of the Departed |
| 30478-1 (Inv) | Santa Claus polybag 74 Parts, 2017 Catalog: Sets: Creator: Basic Model: Holiday & Event: Christmas |
| 10802-1 (Inv) | Savanna 17 Parts, 1 Minifigure, 2016 Catalog: Sets: DUPLO: DUPLO, Town: Safari |
| 2645-1 (Inv) | School (School and Bus/School and bus) 29 Parts, 6 Minifigures, 1980 Catalog: Sets: DUPLO: Playhouse |
| 10528-1 (Inv) | School Bus 23 Parts, 3 Minifigures, 2014 Catalog: Sets: DUPLO |
| 321-2 | School Set 1963 Catalog: Sets: Educational & Dacta: Classic |
| 9659-1 (Inv) | Science & Technology Supplementary Set 28 Parts, 1995 Catalog: Sets: Educational & Dacta: DUPLO: Learning |
| 7327-1 (Inv) | Scorpion Pyramid 766 Parts, 7 Minifigures, 2011 Catalog: Sets: Pharaoh's Quest |
| 75879-1 (Inv) | Scuderia Ferrari SF16-H 179 Parts, 1 Minifigure, 2017 Catalog: Sets: SPEED CHAMPIONS |
| 60164-1 (Inv) | Sea Rescue Plane 131 Parts, 2 Minifigures, 2017 Catalog: Sets: Town: City: Coast Guard |
| 371-3 (Inv) | Seaplane 107 Parts, 2 Minifigures, 1977 Catalog: Sets: LEGOLAND: Airport |
| 8199-1 (Inv) | Security Smash 137 Parts, 2010 Catalog: Sets: Racers: Tiny Turbos |
| 8036-1 (Inv) | Separatist Shuttle 237 Parts, 5 Minifigures, 2009 Catalog: Sets: Star Wars: Star Wars The Clone Wars |
| 2000431-1 (Inv) | Serious Play Connections Kit {2013 Version} 2455 Parts, 3 Gear, 2013 Catalog: Sets: Educational & Dacta: SERIOUS PLAY |
| 2000430-1 (Inv) | Serious Play Identity and Landscape Kit {2013 Version} 2624 Parts, 6 Minifigures, 3 Gear, 2013 Catalog: Sets: Educational & Dacta: SERIOUS PLAY |
| 2000414-1 | Serious Play Starter Kit (Undetermined Version) 2010 X Catalog: Sets: Educational & Dacta: SERIOUS PLAY |
| 2000409-2 (Inv) | Serious Play Window Exploration Bag 49 Parts, 2010 Catalog: Sets: Educational & Dacta: SERIOUS PLAY |
| 60132-1 (Inv) | Service Station 499 Parts, 4 Minifigures, 2016 Catalog: Sets: Town: City: Gas Station |
| Leonardo-1 (Inv) | Shadow Leonardo {UK Tin Edition} 1 Part, 1 Minifigure, 2 Gear, 2013 Catalog: Sets: Teenage Mutant Ninja Turtles |
| 8079-1 (Inv) | Shadow Snapper 240 Parts, 1 Minifigure, 2010 Catalog: Sets: Atlantis |
| 21039-1 (Inv) | Shanghai 597 Parts, 2018 Catalog: Sets: Architecture |
| 7682-1 (Inv) | Shanghai Chase 223 Parts, 5 Minifigures, 2009 Catalog: Sets: Indiana Jones: Temple of Doom |
| 41566-1 (Inv) | Sharx 55 Parts, 2016 Catalog: Sets: MIXELS: MIXELS Series 8 |
| 21313-1 (Inv) | Ship in a Bottle 962 Parts, 2018 Catalog: Sets: LEGO Ideas (CUUSOO) |
| K6093-1 (Inv) | Shogun's Adventure Kit 4 Sets, 1999 Catalog: Sets: Ninja |
| 1751-1 (Inv) | Show Jumping Bucket 26 Parts, 1 Minifigure, 1996 Catalog: Sets: DUPLO: Basic Set |
| 30378-1 (Inv) | Shrunken Headquarters polybag 44 Parts, 1 Minifigure, 2017 Catalog: Sets: NEXO KNIGHTS |
| 10213-1 (Inv) | Shuttle Adventure 1190 Parts, 3 Minifigures, 2010 Catalog: Sets: Sculptures |
| 10231-1 (Inv) | Shuttle Expedition 1216 Parts, 3 Minifigures, 2011 Catalog: Sets: Sculptures |
| 79110-1 (Inv) | Silver Mine Shootout 621 Parts, 5 Minifigures, 2013 Catalog: Sets: The Lone Ranger |
| 9686-1 (Inv) | Simple and Motorized Mechanisms Base Set (Simple & Powered Machines Set) 388 Parts, 2 Minifigures, 1 Book, 5 Gear, 2009 Catalog: Sets: Educational & Dacta: Technic |
| 9689-1 (Inv) | Simple Machines 204 Parts, 1 Book, 3 Gear, 2012 Catalog: Sets: Educational & Dacta: Technic |
| 5003466-1 (Inv) | Simple Machines Set with Teacher's Guide 1 Set, 1 Gear, 2014 Catalog: Sets: Educational & Dacta |
| 7746-1 (Inv) | Single-Drum Roller 200 Parts, 2 Minifigures, 2009 Catalog: Sets: Town: City: Construction |
| 7957-1 (Inv) | Sith Nightspeeder 202 Parts, 3 Minifigures, 2011 Catalog: Sets: Star Wars: Star Wars The Clone Wars |
| 75195-1 (Inv) | Ski Speeder vs. First Order Walker Microfighters 208 Parts, 2 Minifigures, 2018 Catalog: Sets: Star Wars: Microfighters Series 5: Star Wars Episode 8 |
| 8996-1 (Inv) | Skopio XV-1 848 Parts, 2009 Catalog: Sets: BIONICLE: Battle Vehicles |
| 41570-1 (Inv) | Skrubz 68 Parts, 2016 Catalog: Sets: MIXELS: MIXELS Series 8 |
| 2259-1 (Inv) | Skull Motorbike 145 Parts, 2 Minifigures, 2011 Catalog: Sets: NINJAGO: The Golden Weapons |
| 70794-1 (Inv) | Skull Scorpio 107 Parts, 2015 Catalog: Sets: BIONICLE |
| 70792-1 (Inv) | Skull Slicer 71 Parts, 2015 Catalog: Sets: BIONICLE |
| 41567-1 (Inv) | Skulzy 66 Parts, 2016 Catalog: Sets: MIXELS: MIXELS Series 8 |
| 41152-1 (Inv) | Sleeping Beauty's Fairytale Castle 311 Parts, 3 Minifigures, 2018 Catalog: Sets: Disney: Disney Princess: Sleeping Beauty |
| 9261-1 (Inv) | Sloped Bricks (Roof Tiles) 330 Parts, 1996 Catalog: Sets: Educational & Dacta: Supplemental |
| 2342-1 (Inv) | Small Animals Bucket 35 Parts, 1 Minifigure, 1995 Catalog: Sets: DUPLO: Basic Set |
| 1-12 (Inv) | Small Basic LEGO Set 91 Parts, 1977 Catalog: Sets: Minitalia |
| 9256-1 (Inv) | Small Basic Set 80 Parts, 4 Minifigures, 1991 Catalog: Sets: Educational & Dacta: Supplemental |