Skip to content
Back of the Box Builds

Back of the Box Builds

LEGO Set Alternate Builds!

  • THEMES
    • Adventurers
    • Aquazone
    • Belville
    • Building Set with People
    • Castle
    • Duplo
    • Harry Potter
    • Holiday and Event
    • Model Team
    • Ninja
    • Pirates
    • Rock Raiders
    • Space
    • Star Wars
    • Studios
    • Technic
    • Time Cruisers
    • Town
    • Train
    • Western
    • Misc
  • USEFUL LINKS
    • Contribute!
    • New Instructions
    • New Official Sets
    • New Alternate Builds
    • Minifigs
    • Very Small Builds
    • Small Builds
    • Medium Builds
    • Large Builds
    • Extra Large Builds
    • About
  • THIS IS AN INDEPENDENT SITE NOT AUTHORIZED OR SPONSORED BY THE LEGO GROUP

Airport

Airport Alternate Builds Classic Town Instructions Added Town Town Alternate Builds Very Small Alt Build Very Small Builds 

6515 – Back C

May 18, 2022May 23, 2022 Master Builder 864 Views

From: 6515: Stunt CopterName: Recon Mini-Plane Instructions: View PDF | Download .io File

Read more
Airport Alternate Builds Classic Town Instructions Added Town Town Alternate Builds Very Small Alt Build Very Small Builds 

6515 – Back B

May 18, 2022May 23, 2022 Master Builder 949 Views

From: 6515: Stunt CopterName: Octan Mini-Plane Instructions: View PDF | Download .io File

Read more
Airport Alternate Builds Classic Town Instructions Added Town Town Alternate Builds Very Small Alt Build Very Small Builds 

6515 – Back A

May 18, 2022May 23, 2022 Master Builder 892 Views

From: 6515: Stunt CopterName: Water is No Problem Instructions: View PDF | Download .io File

Read more
Airport Alternate Builds Classic Town Instructions Added Medium Alt Build Medium Builds Town Town Alternate Builds 

6368 – Back A

May 15, 2022May 19, 2022 Master Builder 909 Views

From: 6368: Jet AirlinerName: Beriev Water Bomber Instructions: View PDF | Download .io File

Read more
Airport Alternate Builds Classic Town Medium Builds Town Town Alternate Builds 

3439 – Back A

May 11, 2022May 11, 2022 Master Builder 1133 Views

From: 3439: Spy RunnerName: TBDSubmitted by: USERInstructions:

Read more
Airport Classic Town Medium Builds Official Sets Town Town Sets 

3439: Spy Runner

May 11, 2022May 11, 2022 Master Builder 1531 Views

Year Released: 2000BricklinkInstructions

Read more
Airport Alternate Builds Classic Town Instructions Added Medium Alt Build Medium Builds Town Town Alternate Builds 

6368 – Back C

May 3, 2022May 5, 2022 Master Builder 940 Views

From: 6368: Jet AirlinerName: Sikorsky Instructions: View PDF | Download .io File

Read more
Airport Alternate Builds Classic Town Instructions Added Small Alt Build Small Builds Town Town Alternate Builds 

6687 – Back E

February 9, 2022March 15, 2022 Master Builder 928 Views

From: 6687: Turbo Prop IName: Twin Engine Cessna Instructions: View PDF | Download .io File

Read more
Airport Classic Town Official Sets Town Town Sets Very Small Builds 

6515: Stunt Copter

February 2, 2022February 2, 2022 Master Builder 1638 Views

Year Released: 1994BricklinkInstructions

Read more
Airport Alternate Builds Classic Town Small Builds Town Town Alternate Builds 

1687 – Back E

January 25, 2022January 25, 2022 Master Builder 1099 Views

From: 1687: Midnight TransportName: TBDSubmitted by: USERInstructions:

Read more
Airport Alternate Builds Classic Town Small Builds Town Town Alternate Builds 

1687 – Back D

January 25, 2022January 25, 2022 Master Builder 1075 Views

From: 1687: Midnight TransportName: TBDSubmitted by: USERInstructions:

Read more
Airport Alternate Builds Classic Town Small Builds Town Town Alternate Builds 

1687 – Back C

January 25, 2022January 25, 2022 Master Builder 1131 Views

From: 1687: Midnight TransportName: TBDSubmitted by: USERInstructions:

Read more
Airport Alternate Builds Classic Town Small Builds Town Town Alternate Builds 

1687 – Back B

January 25, 2022January 25, 2022 Master Builder 1071 Views

From: 1687: Midnight TransportName: TBDSubmitted by: USERInstructions:

Read more
Airport Alternate Builds Classic Town Medium Builds Town Town Alternate Builds 

1687 – Back A

January 25, 2022January 25, 2022 Master Builder 1044 Views

From: 1687: Midnight TransportName: TBDSubmitted by: USERInstructions:

Read more
Airport Classic Town Large Builds Official Sets Town Town Sets 

1687: Midnight Transport

January 25, 2022January 25, 2022 Master Builder 1498 Views

Year Released: 1993BricklinkInstructions

Read more
Airport Alternate Builds Classic Town Small Builds Town Town Alternate Builds 

6615 – Back D

January 5, 2022January 5, 2022 Master Builder 1020 Views

From: 6615: Eagle Stunt FlyerName: TBDSubmitted by: USERInstructions:

Read more
Airport Alternate Builds Classic Town Small Builds Town Town Alternate Builds 

6615 – Back C

January 5, 2022January 5, 2022 Master Builder 976 Views

From: 6615: Eagle Stunt FlyerName: TBDSubmitted by: USERInstructions:

Read more
Airport Alternate Builds Classic Town Small Builds Town Town Alternate Builds 

6615 – Back B

January 5, 2022January 5, 2022 Master Builder 945 Views

From: 6615: Eagle Stunt FlyerName: TBDSubmitted by: USERInstructions:

Read more
Airport Alternate Builds Classic Town Small Builds Town Town Alternate Builds 

6615 – Back A

January 5, 2022January 5, 2022 Master Builder 828 Views

From: 6615: Eagle Stunt FlyerName: TBDSubmitted by: USERInstructions:

Read more
Airport Classic Town Official Sets Small Builds Town Town Sets 

6615: Eagle Stunt Flyer

January 5, 2022January 5, 2022 Master Builder 1754 Views

Year Released: 1996BricklinkInstructions

Read more
Airport Alternate Builds Classic Town Small Builds Town Town Alternate Builds 

6440 – Back D

December 29, 2021December 29, 2021 Master Builder 997 Views

From: 6440: Jetport Fire SquadName: TBDSubmitted by: USERInstructions:

Read more
Airport Alternate Builds Classic Town Small Builds Town Town Alternate Builds 

6440 – Back C

December 29, 2021December 29, 2021 Master Builder 1071 Views

From: 6440: Jetport Fire SquadName: TBDSubmitted by: USERInstructions:

Read more
Airport Alternate Builds Classic Town Small Builds Town Town Alternate Builds 

6440 – Back B

December 29, 2021December 29, 2021 Master Builder 1022 Views

From: 6440: Jetport Fire SquadName: TBDSubmitted by: USERInstructions:

Read more
Airport Alternate Builds Classic Town Small Builds Town Town Alternate Builds 

6440 – Back A

December 29, 2021December 29, 2021 Master Builder 1017 Views

From: 6440: Jetport Fire SquadName: TBDSubmitted by: USERInstructions:

Read more
Airport Classic Town Medium Builds Official Sets Town Town Sets 

6440: Jetport Fire Squad

December 29, 2021December 29, 2021 Master Builder 1490 Views

Year Released: 1991BricklinkInstructions

Read more
Airport Alternate Builds Classic Town Medium Builds Town Town Alternate Builds 

2532 – Back C

December 28, 2021December 28, 2021 Master Builder 1077 Views

From: 2532: Aircraft and Ground CrewName: TBDSubmitted by: USERInstructions:

Read more
Airport Alternate Builds Classic Town Medium Builds Town Town Alternate Builds 

2532 – Back B

December 28, 2021December 28, 2021 Master Builder 1093 Views

From: 2532: Aircraft and Ground CrewName: TBDSubmitted by: USERInstructions:

Read more
Airport Alternate Builds Classic Town Medium Builds Town Town Alternate Builds 

2532 – Back A

December 28, 2021December 28, 2021 Master Builder 1110 Views

From: 2532: Aircraft and Ground CrewName: TBDSubmitted by: USERInstructions:

Read more
Airport Classic Town Medium Builds Official Sets Town Town Sets 

2532: Aircraft and Ground Crew

December 28, 2021December 28, 2021 Master Builder 1503 Views

Year Released: 1998BricklinkInstructions

Read more
Airport Alternate Builds Classic Town Small Builds Town Town Alternate Builds 

6341 – Back D

December 27, 2021December 27, 2021 Master Builder 896 Views

From: 6341: Gas N’ Go FlyerName: TBDSubmitted by: USERInstructions:

Read more
Airport Alternate Builds Classic Town Small Builds Town Town Alternate Builds 

6341 – Back C

December 27, 2021December 27, 2021 Master Builder 1022 Views

From: 6341: Gas N’ Go FlyerName: TBDSubmitted by: USERInstructions:

Read more
Airport Alternate Builds Classic Town Small Builds Town Town Alternate Builds 

6341 – Back B

December 27, 2021December 27, 2021 Master Builder 1034 Views

From: 6341: Gas N’ Go FlyerName: TBDSubmitted by: USERInstructions:

Read more
Airport Alternate Builds Classic Town Small Builds Town Town Alternate Builds 

6341 – Back A

December 27, 2021December 27, 2021 Master Builder 1034 Views

From: 6341: Gas N’ Go FlyerName: TBDSubmitted by: USERInstructions:

Read more
Airport Classic Town Official Sets Small Builds Town Town Sets 

6341: Gas N’ Go Flyer

December 27, 2021December 27, 2021 Master Builder 1992 Views

Year Released: 1994BricklinkInstructions

Read more
Airport Alternate Builds Classic Town Small Builds Town Town Alternate Builds 

6687 – Back D

December 27, 2021December 27, 2021 Master Builder 947 Views

From: 6687: Turbo Prop IName: TBDSubmitted by: USERInstructions:

Read more
Airport Alternate Builds Classic Town Small Builds Town Town Alternate Builds 

6687 – Back C

December 27, 2021December 27, 2021 Master Builder 965 Views

From: 6687: Turbo Prop IName: TBDSubmitted by: USERInstructions:

Read more
Airport Alternate Builds Classic Town Small Builds Town Town Alternate Builds 

6687 – Back B

December 27, 2021December 27, 2021 Master Builder 1038 Views

From: 6687: Turbo Prop IName: TBDSubmitted by: USERInstructions:

Read more
Airport Alternate Builds Classic Town Small Builds Town Town Alternate Builds 

6687 – Back A

December 27, 2021December 27, 2021 Master Builder 970 Views

From: 6687: Turbo Prop IName: TBDSubmitted by: USERInstructions:

Read more
Airport Classic Town Official Sets Small Builds Town Town Sets 

6687: Turbo Prop I

December 27, 2021December 27, 2021 Master Builder 1685 Views

Year Released: 1987BricklinkInstructions

Read more
Airport Alternate Builds Classic Town Large Builds Town Town Alternate Builds 

6396 – Inside B

July 14, 2021July 14, 2021 Master Builder 891 Views

From: 6396: International JetportName: TBDSubmitted by: USERInstructions:

Read more
Airport Alternate Builds Classic Town Large Builds Town Town Alternate Builds 

6396 – Inside A

July 14, 2021July 14, 2021 Master Builder 1149 Views

From: 6396: International JetportName: TBDSubmitted by: USERInstructions:

Read more
Airport Alternate Builds Classic Town Large Builds Town Town Alternate Builds 

6396 – Back C

July 14, 2021July 14, 2021 Master Builder 1184 Views

From: 6396: International JetportName: TBDSubmitted by: USERInstructions:

Read more
Airport Alternate Builds Classic Town Large Builds Town Town Alternate Builds 

6396 – Back B

July 14, 2021July 14, 2021 Master Builder 1153 Views

From: 6396: International JetportName: TBDSubmitted by: USERInstructions:

Read more
Airport Alternate Builds Classic Town Large Builds Town Town Alternate Builds 

6396 – Back A

July 14, 2021July 14, 2021 Master Builder 900 Views

From: 6396: International JetportName: TBDSubmitted by: USERInstructions:

Read more
Airport Classic Town Extra Large Builds Official Sets Town Town Sets 

6396: International Jetport

July 14, 2021July 14, 2021 Master Builder 1543 Views

Year Released: 1990BricklinkInstructions

Read more
Airport Alternate Builds Classic Town Large Builds Town Town Alternate Builds 

6345 – Back E

January 29, 2021January 29, 2021 Master Builder 1091 Views

From: 6345: Aerial AcrobatsName: TBDSubmitted by: USERInstructions:

Read more
Airport Alternate Builds Classic Town Medium Builds Town Town Alternate Builds 

6345 – Back D

January 29, 2021January 29, 2021 Master Builder 897 Views

From: 6345: Aerial AcrobatsName: TBDSubmitted by: USERInstructions:

Read more
Airport Alternate Builds Classic Town Large Builds Town Town Alternate Builds 

6345 – Back C

January 29, 2021January 29, 2021 Master Builder 897 Views

From: 6345: Aerial AcrobatsName: TBDSubmitted by: USERInstructions:

Read more
Airport Alternate Builds Classic Town Large Builds Town Town Alternate Builds 

6345 – Back B

January 29, 2021January 29, 2021 Master Builder 909 Views

From: 6345: Aerial AcrobatsName: TBDSubmitted by: USERInstructions:

Read more
Airport Alternate Builds Classic Town Large Builds Town Town Alternate Builds 

6345 – Back A

January 29, 2021January 29, 2021 Master Builder 987 Views

From: 6345: Aerial AcrobatsName: TBDSubmitted by: USERInstructions:

Read more
Airport Classic Town Large Builds Official Sets Town Town Sets 

6345: Aerial Acrobats

January 29, 2021January 29, 2021 Master Builder 1391 Views

Year Released: 1993BricklinkInstructions

Read more
Airport Alternate Builds Classic Town Small Builds Town Town Alternate Builds 

6368 – Back D

January 21, 2021January 21, 2021 Master Builder 890 Views

From: 6368: Jet AirlinerName: TBDSubmitted by: USERInstructions:

Read more
Airport Alternate Builds Classic Town Small Builds Town Town Alternate Builds 

6368 – Back B

January 21, 2021January 21, 2021 Master Builder 928 Views

From: 6368: Jet AirlinerName: TBDSubmitted by: USERInstructions:

Read more
Airport Classic Town Medium Builds Official Sets Town Town Sets 

6368: Jet Airliner

January 21, 2021January 21, 2021 Master Builder 1592 Views

Year Released: 1985BricklinkInstructions

Read more
Airport Alternate Builds Classic Town Large Builds Town Town Alternate Builds 

6346 – Back E

November 20, 2020November 20, 2020 Master Builder 1194 Views

From: 6346: Shuttle Launching CrewName: TBDSubmitted by: USERInstructions:

Read more
Airport Alternate Builds Classic Town Large Builds Town Town Alternate Builds 

6346 – Back D

November 20, 2020November 20, 2020 Master Builder 877 Views

From: 6346: Shuttle Launching CrewName: TBDSubmitted by: USERInstructions:

Read more
Airport Alternate Builds Classic Town Large Builds Town Town Alternate Builds 

6346 – Back C

November 20, 2020November 20, 2020 Master Builder 887 Views

From: 6346: Shuttle Launching CrewName: TBDSubmitted by: USERInstructions:

Read more
Airport Alternate Builds Classic Town Large Builds Town Town Alternate Builds 

6346 – Back B

November 20, 2020November 20, 2020 Master Builder 865 Views

From: 6346: Shuttle Launching CrewName: TBDSubmitted by: USERInstructions:

Read more
Airport Alternate Builds Classic Town Large Builds Town Town Alternate Builds 

6346 – Back A

November 20, 2020November 20, 2020 Master Builder 932 Views

From: 6346: Shuttle Launching CrewName: TBDSubmitted by: USERInstructions:

Read more
Airport Classic Town Large Builds Official Sets Town Town Sets 

6346: Shuttle Launching Crew

November 20, 2020November 20, 2020 Master Builder 2174 Views

Year Released: 1992BricklinkInstructions

Read more
Airport Alternate Builds Classic Town Small Builds Town Town Alternate Builds 

6673 – Back D

November 18, 2020November 18, 2020 Master Builder 821 Views

From: 6673: Solo TrainerName: TBDSubmitted by: USERInstructions:

Read more
Airport Alternate Builds Classic Town Small Builds Town Town Alternate Builds 

6673 – Back C

November 18, 2020November 18, 2020 Master Builder 824 Views

From: 6673: Solo TrainerName: TBDSubmitted by: USERInstructions:

Read more
Airport Alternate Builds Classic Town Small Builds Town Town Alternate Builds 

6673 – Back B

November 18, 2020November 18, 2020 Master Builder 851 Views

From: 6673: Solo TrainerName: TBDSubmitted by: USERInstructions:

Read more
Airport Alternate Builds Classic Town Small Builds Town Town Alternate Builds 

6673 – Back A

November 18, 2020November 18, 2020 Master Builder 823 Views

From: 6673: Solo TrainerName: TBDSubmitted by: USERInstructions:

Read more
Airport Classic Town Medium Builds Official Sets Town Town Sets 

6673: Solo Trainer

November 18, 2020November 18, 2020 Master Builder 1756 Views

Year Released: 1990BricklinkInstructions

Read more

EXPLORE MORE OFFICIAL SETS

6856: Planetary Decoder
Exploriens Exploriens Sets Official Sets Small Builds Space 

6856: Planetary Decoder

April 16, 2021April 16, 2021 Master Builder

Year Released: 1996BricklinkInstructions

6236: King Kahuka
Islanders Official Sets Pirates Pirates I Pirates Sets Small Builds 

6236: King Kahuka

December 28, 2021December 28, 2021 Master Builder
1787: Crater Cruiser
Medium Builds Official Sets Space Unitron Unitron Sets 

1787: Crater Cruiser

April 9, 2020July 18, 2020 Master Builder
6761: Bandit’s Secret Hide-Out
Cowboys Large Builds Official Sets Western Western Sets 

6761: Bandit’s Secret Hide-Out

December 29, 2021December 29, 2021 Master Builder
6940: Alien Moon Stalker
Classic Space Classic Space Sets Large Builds Official Sets 

6940: Alien Moon Stalker

September 12, 2019September 28, 2019 Master Builder
6915: Warp Wing Fighter
Large Builds Official Sets UFO UFO Sets 

6915: Warp Wing Fighter

November 9, 2019November 9, 2019 Master Builder
1843 – Bottom
Castle Castle Alternate Builds Instructions Added Official Sets Royal Knights Small Alt Build Small Builds Space Spyrius Spyrius Sets Value Packs 

1843 – Bottom

January 22, 2021October 25, 2021 Master Builder
6453: Com-Link Cruiser (Comlink Cruiser)
Official Sets Small Builds Space Port Town Town Sets 

6453: Com-Link Cruiser (Comlink Cruiser)

August 2, 2020July 14, 2021 Master Builder
6402: Sidewalk Cafe
Official Sets Paradisa Town Town Sets Very Small Builds 

6402: Sidewalk Cafe

October 5, 2019January 14, 2021 Master Builder
6512: Landscape Loader
Classic Town Construction Official Sets Town Town Sets Very Small Builds 

6512: Landscape Loader

May 10, 2022May 10, 2022 Master Builder
6251: Pirate Mini Figures (Sea Mates)
Official Sets Pirates Pirates I Pirates Sets Very Small Builds 

6251: Pirate Mini Figures (Sea Mates)

April 9, 2020April 9, 2020 Master Builder
6350: Pizza To Go
Classic Town Food and Drink Medium Builds Official Sets Town Town Sets 

6350: Pizza To Go

April 9, 2020February 3, 2021 Master Builder
6160: Sea Scorpion
Aquazone Aquazone Sets Large Builds Official Sets Stingrays 

6160: Sea Scorpion

October 29, 2019April 4, 2020 Master Builder
6803: Space Patrol
Classic Space Classic Space Sets Official Sets Very Small Builds 

6803: Space Patrol

September 21, 2019October 19, 2019 Master Builder
6244: Armada Sentry
Imperial Armada Official Sets Pirates Pirates Sets Small Builds 

6244: Armada Sentry

November 16, 2019April 4, 2020 Master Builder
6386: Police Command Base
Classic Town Large Builds Official Sets Police Town Town Sets 

6386: Police Command Base

February 4, 2021February 4, 2021 Master Builder

MINIFIGS

About This Site

Logo
In the 1960s, 70s, 80s, 90s, and early 2000s there were pictures of additional builds on the back of LEGO® boxes. There was a note that said you could build any of those exciting models with that set. There were no instructions, until now.

Themes

  • Adventurers
  • Aquazone
  • Belville
  • Building Set with People
  • Castle
  • Duplo
  • Harry Potter
  • Holiday and Event
  • Model Team
  • Ninja
  • Pirates
  • Rock Raiders
  • Space
  • Star Wars
  • Studio
  • Technic
  • Time Cruisers
  • Town
  • Train
  • Western
  • Misc

Useful Links

  • Contribute!
  • 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)
  • About

In Honor of 1526

The classic space set that never was.

Copyright © 2022 Back of the Box Builds. All rights reserved. LEGO® is a trademark of the LEGO Group of companies which does not sponsor, authorize, or endorse this site.