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Back of the Box Builds

Back of the Box Builds

LEGO Alternate Builds!

  • SETS
    • Adventurers
    • Aquazone
    • Belville
    • Building Set with People
    • Castle
    • Duplo
    • Fabuland
    • Harry Potter
    • Holiday and Event
    • LEGOLAND
    • Model Team
    • Pirates
    • Space
    • Star Wars
    • Technic
    • Town
    • Universal Building Set
    • Western
    • More Sets
    • Misc
  • USEFUL LINKS
    • Submit Instructions!
    • New Instructions
    • New Official Sets
    • New Alternate Builds
    • Minifigs
    • Very Small Builds
    • Small Builds
    • Medium Builds
    • Large Builds
    • Extra Large Builds
    • How BOTBB was Built
  • THIS IS AN INDEPENDENT SITE NOT AUTHORIZED OR SPONSORED BY THE LEGO GROUP

Different Set Numbers

Classic Space Classic Space Sets Different Box Versions Different Set Numbers Jens Nygaard Knudsen LL Link Medium Builds Official Sets Space 

924 (487): Space Cruiser

January 25, 2022October 17, 2024 Master Builder 6868 Views

Year Released: 1979Designer: Jens Nygaard KnudsenBricklinkInstructions BOX NOTE – This set has a different bottom with alternates on the rest of

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ABCs Classic Space Classic Space Sets Different Box Versions Different Set Numbers Jens Nygaard Knudsen Large Builds LL Link Official Sets Space 

928 (497): Galaxy Explorer

November 24, 2020August 15, 2024 Master Builder 11347 Views

Year Released: 1979Designer: Jens Nygaard KnudsenBricklinkInstructions BOX NOTE – This set has a different bottom with alternates on the rest of

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ABCs Castle Castle Sets Classic Castle Daniel August Krentz Different Set Numbers Duplicate Set Number Extra Large Builds Official Sets 

375-2 (6075-2): Castle

November 8, 2019September 5, 2025 Master Builder 8390 Views

Year Released: 1978Designer: Daniel August KrentzBricklinkInstructions *Alternate Build Connection: Book 6000 – Page 80-81

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EXPLORE MORE OFFICIAL SETS

5988: Pharaoh’s Forbidden Ruins
Adventurers Adventurers Sets Box Story Desert Extra Large Builds Official Sets 

5988: Pharaoh’s Forbidden Ruins

October 29, 2019March 7, 2025 Master Builder

Year Released: 1998Bricklink The box reads, “Ancient ruins are the home of many hidden riches. But beware! Where treasure lies,

6746: Chief’s Tepee
Indians Jørn Thomsen Medium Builds Official Sets Western Western Sets 

6746: Chief’s Tepee

February 27, 2023July 29, 2023 Master Builder
6060: Knight’s Challenge
Castle Castle Sets Lion Knights Medium Builds Official Sets 

6060: Knight’s Challenge

July 2, 2024October 1, 2024 Master Builder
6983: Ice Station Odyssey
Box Story Ice Planet 2002 Ice Planet 2002 Sets Jørn Thomsen Large Builds Official Sets Space 

6983: Ice Station Odyssey

November 9, 2019March 20, 2025 Master Builder
6276: Eldorado Fortress
Box Story Daniel August Krentz Extra Large Builds Imperial Soldiers Niels Milan Pedersen Official Sets Pirates Pirates I Pirates Sets 

6276: Eldorado Fortress

January 28, 2022April 3, 2024 Master Builder
8369: Dirt Crusher RC (Yellow)
Official Sets Racers Radio Control Small Builds 

8369: Dirt Crusher RC (Yellow)

November 13, 2024November 13, 2024 Master Builder
6190: Shark’s Crystal Cave
Aquashark Aquazone Aquazone Sets Large Builds Official Sets 

6190: Shark’s Crystal Cave

July 13, 2021January 20, 2022 Master Builder
6235: Buried Treasure
Official Sets Pirates Pirates I Pirates Sets Very Small Builds 

6235: Buried Treasure

May 23, 2022May 23, 2022 Master Builder
6405: Sunset Stables
Medium Builds Official Sets Paradisa Town Town Sets 

6405: Sunset Stables

September 15, 2022September 15, 2022 Master Builder
6342: Beach Rescue Chopper
Classic Town Coast Guard Medium Builds Official Sets Town Town Sets 

6342: Beach Rescue Chopper

July 15, 2022July 15, 2022 Master Builder
6394: Metro Park & Service Tower
Classic Town Extra Large Builds Gas Station Official Sets Town Town Sets Wrecker 

6394: Metro Park & Service Tower

February 17, 2023February 17, 2023 Master Builder
8675: Outdoor Challenger
Official Sets Racers Radio Control Small Builds 

8675: Outdoor Challenger

July 15, 2024July 15, 2024 Master Builder
6989: Mega Core Magnetizer
Box Marketing Blurb Extra Large Builds Jørn Thomsen M:Tron M:Tron Sets Official Sets 

6989: Mega Core Magnetizer

September 15, 2019April 4, 2024 Master Builder
6125: Sea Sprint 9
Aquanauts Aquazone Aquazone Sets Jørn Thomsen Official Sets Very Small Builds 

6125: Sea Sprint 9

April 9, 2020July 29, 2023 Master Builder
6844: Seismologic Vehicle (Sismobile)
Classic Space Classic Space Sets Official Sets Small Builds 

6844: Seismologic Vehicle (Sismobile)

October 22, 2019September 10, 2023 Master Builder
6274: Caribbean Clipper
Box Story Imperial Soldiers Large Builds Niels Milan Pedersen Official Sets Pirates Pirates I Pirates Sets 

6274: Caribbean Clipper

February 8, 2022February 21, 2025 Master Builder

BOXES

INSTRUCTIONS

FAVORITES

MINIFIGS

About This Site

Logo
There were once pictures of additional LEGO® builds on the back of set boxes. Written on the boxes was typically something about the endless building possibilities, "Build any of these exciting models with this set!" There were no instructions for these alternate builds, until now.

Sets

  • Adventurers
  • Aquazone
  • Belville
  • Building Set with People
  • Castle
  • Duplo
  • Fabuland
  • Harry Potter
  • Holiday and Event
  • LEGOLAND
  • Model Team
  • Pirates
  • Space
  • Star Wars
  • Technic
  • Town
  • Universal Building Set
  • Western
  • More Sets
  • Misc

Useful Links

  • Submit Instructions!
  • New Instructions
  • New Official Sets
  • New Alternate Builds
  • Minifigs
  • Very Small Builds (<35 pcs)
  • Small Builds (<100 pcs)
  • Medium Builds (<200 pcs)
  • Large Builds (<400 pcs)
  • Extra Large Builds (>400 pcs)
  • How BOTBB was Built

In Honor of 1526

The classic space set that never was.

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