Skip to content
Back of the Box Builds

Back of the Box Builds

LEGO Alternate Builds!

  • SETS
    • Adventurers
    • Aquazone
    • Belville
    • BATMAN™
    • BIONICLE
    • Building Set with People
    • Castle
    • Duplo
    • Fabuland
    • Harry Potter
    • Holiday and Event
    • LEGOLAND
    • Model Team
    • Pirates
    • Space
    • Star Wars
    • Technic
    • Train
    • 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

BACK OF THE BOX BUILDS

1484 – Back A
Alternate Builds Building Classic Town Medium Builds Town Town Alternate Builds 

1484 – Back A

December 28, 2021December 28, 2021 Master Builder
6555 – Back C
Alternate Builds Divers Town Town Alternate Builds Very Small Builds 

6555 – Back C

February 8, 2023February 8, 2023 Master Builder
720 – Instructions B
Alternate Builds Basic Instructions Added LEGOLAND Alternate Builds Medium Alt Build Medium Builds Universal Building Set Universal Building Set Alternate Builds 

720 – Instructions B

February 9, 2024February 9, 2024 Master Builder
4883 – Instructions E
Alternate Builds Designer Sets Designer Sets Alternate Builds Instructions Added Small Alt Build Small Builds 

4883 – Instructions E

August 2, 2021August 28, 2024 Master Builder
6352 – Back D
Alternate Builds Classic Town Construction Instructions Added Small Alt Build Small Builds Town Town Alternate Builds 

6352 – Back D

December 22, 2023January 1, 2024 Master Builder
1978 – Back B
Alternate Builds Holiday and Event Holiday and Event Alternate Builds Very Small Builds 

1978 – Back B

April 28, 2023April 28, 2023 Master Builder
6357 – Back B
Alternate Builds Classic Town Instructions Added Small Alt Build Small Builds Town Town Alternate Builds Traffic 

6357 – Back B

January 28, 2022May 23, 2022 Master Builder

NEW INSTRUCTIONS ADDED!View All

  • 42089 – Back A
    2 in 1 Alternate Builds Alternate Instructions Included Instructions Added Medium Builds Technic Technic Alternate Builds 

    42089 – Back A

  • 8064 – Inside A
    Alternate Builds Instructions Added Medium Alt Build Medium Builds Technic Technic Alternate Builds 

    8064 – Inside A

  • 6980 – Back F
    Alternate Builds Classic Space Classic Space Alternate Builds Instructions Added Large Alt Build Large Builds Space 

    6980 – Back F

  • 6980 – Back D
    Alternate Builds Classic Space Classic Space Alternate Builds Instructions Added Space Very Small Alt Build Very Small Builds 

    6980 – Back D

  • 4558 – Inside B
    Alternate Builds Alternate Instructions Included Extra Large Alt Build Extra Large Builds Instructions Added Train Train Alternate Builds 

    4558 – Inside B

42089 – Back A42089 – Back A8064 – Inside A8064 – Inside A6980 – Back F6980 – Back F6980 – Back D6980 – Back D4558 – Inside B4558 – Inside B

NEW OFFICIAL SETS ADDED!View All

6540: Pier Police
Classic Town Large Builds Official Sets Police Town Town Sets 

6540: Pier Police

September 9, 2026September 11, 2026 Master Builder

Year Released: 1991BricklinkInstructions

42089: Power Boat
2 in 1 Medium Builds Official Sets Technic Technic Sets 

42089: Power Boat

August 28, 2026August 28, 2026 Master Builder

Year Released: 2019BricklinkInstructions

4558: Metroliner
9V Extra Large Builds Official Sets Town Train Train Sets 

4558: Metroliner

August 11, 2026August 11, 2026 Master Builder

Year Released: 1991BricklinkInstructions

NEW ALTERNATE BUILDS ADDED!View All

6540 – Back G
Alternate Builds Classic Town Large Builds Police Town Town Alternate Builds 

6540 – Back G

September 9, 2026September 9, 2026 Master Builder
6540 – Back F
Alternate Builds Classic Town Police Small Builds Town Town Alternate Builds 

6540 – Back F

September 9, 2026September 9, 2026 Master Builder
6540 – Back E
Alternate Builds Classic Town Large Builds Police Town Town Alternate Builds 

6540 – Back E

September 9, 2026September 9, 2026 Master Builder
6540 – Back D
Alternate Builds Classic Town Police Small Builds Town Town Alternate Builds 

6540 – Back D

September 9, 2026September 9, 2026 Master Builder
6540 – Back C
Alternate Builds Classic Town Police Town Town Alternate Builds Very Small Builds 

6540 – Back C

September 9, 2026September 9, 2026 Master Builder
6540 – Back B
Alternate Builds Classic Town Medium Builds Police Town Town Alternate Builds 

6540 – Back B

September 9, 2026September 9, 2026 Master Builder
6540 – Back A
Alternate Builds Classic Town Medium Builds Police Town Town Alternate Builds 

6540 – Back A

September 9, 2026September 9, 2026 Master Builder
42089 – Back A
2 in 1 Alternate Builds Alternate Instructions Included Instructions Added Medium Builds Technic Technic Alternate Builds 

42089 – Back A

August 28, 2026August 28, 2026 Master Builder
8064 – Inside A
Alternate Builds Instructions Added Medium Alt Build Medium Builds Technic Technic Alternate Builds 

8064 – Inside A

August 27, 2026September 4, 2026 Master Builder
6980 – Back F
Alternate Builds Classic Space Classic Space Alternate Builds Instructions Added Large Alt Build Large Builds Space 

6980 – Back F

August 25, 2026August 26, 2026 Master Builder

STAR WARSView All

7258 – Back A
Alternate Builds Episode III Large Builds Star Wars Star Wars Alternate Builds 

7258 – Back A

March 1, 2023March 3, 2023 Master Builder

From: 7258: Wookiee AttackName: TBDSubmitted by: USERInstructions:

HARRY POTTERView All

4708 – Back C
Alternate Builds Harry Potter Harry Potter Alternate Builds Instructions Added Large Alt Build Large Builds Sorcerer's Stone 

4708 – Back C

August 1, 2024August 8, 2024 Master Builder

From: 4708: Hogwarts ExpressName: Potion Alley Instructions: View PDF | Download .io File

INSTRUCTIONS ADDEDView All

6938 – Back C
Alternate Builds Exploriens Exploriens Alternate Builds Instructions Added Medium Alt Build Medium Builds 

6938 – Back C

6649 – Back B
Alternate Builds Classic Town Instructions Added Small Alt Build Small Builds Town Town Alternate Builds Traffic 

6649 – Back B

1736 – Back B
Alternate Builds Castle Castle Alternate Builds Dragon Knights Instructions Added Very Small Alt Build Very Small Builds 

1736 – Back B

6264 – Back D
Alternate Builds Instructions Added Islanders Medium Alt Build Medium Builds Pirates Pirates Alternate Builds Pirates I 

6264 – Back D

6901 – Back B
ABCs Alternate Builds Classic Space Classic Space Alternate Builds Instructions Added Space Very Small Alt Build Very Small Builds 

6901 – Back B

6951 – Back B
Alternate Builds Classic Space Classic Space Alternate Builds Instructions Added Large Alt Build Large Builds Space 

6951 – Back B

6480 – Back A
Alternate Builds Classic Town Fire Instructions Added Medium Alt Build Medium Builds Town Town Alternate Builds 

6480 – Back A

720 – Front A
Alternate Builds Basic Instructions Added Large Alt Build Large Builds LEGOLAND Alternate Builds Universal Building Set Universal Building Set Alternate Builds 

720 – Front A

6755 – Back A
Alternate Builds Cowboys Instructions Added Medium Alt Build Medium Builds Western Western Alternate Builds 

6755 – Back A

42089 – Back A
2 in 1 Alternate Builds Alternate Instructions Included Instructions Added Medium Builds Technic Technic Alternate Builds 

42089 – Back A

7779 – Instructions B
Alternate Builds Batman I BATMAN™ BATMAN™ Alternate Builds Instructions Added Medium Alt Build Small Alt Build Small Builds 

7779 – Instructions B

6851 – Back C
Alternate Builds Blacktron II Blacktron II Alternate Builds Instructions Added Space Very Small Alt Build Very Small Builds 

6851 – Back C

Book 6000 – Page 28-29
Classic Town Idea Book Instructions Added Medium Alt Build Town 

Book 6000 – Page 28-29

Book 6000 – Page 42-43
Classic Town Idea Book Instructions Added Medium Alt Build Town 

Book 6000 – Page 42-43

6481 – Back B
Alternate Builds Classic Town Construction Instructions Added Medium Alt Build Medium Builds Town Town Alternate Builds 

6481 – Back B

6276 – Back A
Alternate Builds Extra Large Alt Build Extra Large Builds Imperial Soldiers Instructions Added Pirates Pirates Alternate Builds Pirates I 

6276 – Back A

6890 – Back C
Alternate Builds Classic Space Classic Space Alternate Builds Instructions Added Medium Alt Build Medium Builds Space 

6890 – Back C

6381 – Back C
Alternate Builds Instructions Added Medium Alt Build Medium Builds Town Town Alternate Builds 

6381 – Back C

7725 – Back B
Alternate Builds Instructions Added Medium Alt Build Medium Builds Train Train Alternate Builds 

7725 – Back B

6061 – Back B
Alternate Builds Castle Castle Alternate Builds Instructions Added Lion Knights Medium Alt Build Medium Builds 

6061 – Back B

894 – Back A
Alternate Builds Classic Space Classic Space Alternate Builds Instructions Added Small Alt Build Small Builds Space 

894 – Back A

6941 – Inside B
Alternate Builds Blacktron Blacktron Alternate Builds Instructions Added Large Alt Build Large Builds Space 

6941 – Inside B

4706 – Back C
Alternate Builds Harry Potter Harry Potter Alternate Builds Instructions Added Medium Builds Sorcerer's Stone 

4706 – Back C

6892 – Back B
Alternate Builds Classic Space Classic Space Alternate Builds Instructions Added Medium Alt Build Medium Builds Space 

6892 – Back B

1694 – Back B
Alternate Builds Blacktron II Blacktron II Alternate Builds Instructions Added Space Very Small Alt Build Very Small Builds 

1694 – Back B

Book 7777 – Page 56-57
Idea Book Instructions Added Large Alt Build Large Builds Town Train 

Book 7777 – Page 56-57

6846 – Back C
Alternate Builds Classic Space Classic Space Alternate Builds Instructions Added Small Alt Build Small Builds Space 

6846 – Back C

6444 – Back D
Alternate Builds Classic Town Instructions Added Outback Small Builds Town Town Alternate Builds 

6444 – Back D

6085 – Back A
Alternate Builds Black Knights Castle Castle Alternate Builds Extra Large Alt Build Extra Large Builds Instructions Added 

6085 – Back A

6509 – Back B
Alternate Builds Instructions Added Town Town Alternate Builds Very Small Alt Build Very Small Builds 

6509 – Back B

6826 – Back C
Alternate Builds Classic Space Classic Space Alternate Builds Instructions Added Space Very Small Alt Build Very Small Builds 

6826 – Back C

4479 – Back A
Alternate Builds Episode IV/V/VI Instructions Added Medium Alt Build Medium Builds Star Wars Star Wars Alternate Builds 

4479 – Back A

6852 – Back C
Alternate Builds Instructions Added Small Alt Build Small Builds Space Space Police II Space Police II Alternate Builds 

6852 – Back C

6955 – Back C
Alternate Builds Instructions Added Large Alt Build Large Builds Space Space Police I Space Police I Alternate Builds 

6955 – Back C

6834 – Back B
Alternate Builds Ice Planet 2002 Ice Planet 2002 Alternate Builds Instructions Added Small Alt Build Small Builds Space 

6834 – Back B

6482 – Back B
Alternate Builds Classic Town Hospital Instructions Added Small Alt Build Small Builds Town Town Alternate Builds 

6482 – Back B

6856 – Back A
Alternate Builds Exploriens Exploriens Alternate Builds Instructions Added Small Alt Build Small Builds Space 

6856 – Back A

6012 – Back C
Alternate Builds Castle Castle Alternate Builds Instructions Added Lion Knights Very Small Alt Build Very Small Builds 

6012 – Back C

6973 – Back A
Alternate Builds Ice Planet 2002 Ice Planet 2002 Alternate Builds Instructions Added Large Alt Build Large Builds 

6973 – Back A

6368 – Back A
Airport Alternate Builds Classic Town Instructions Added Medium Alt Build Medium Builds Town Town Alternate Builds 

6368 – Back A

6480 – Back C
Alternate Builds Classic Town Fire Instructions Added Medium Alt Build Medium Builds Town Town Alternate Builds 

6480 – Back C

6835 – Back A
Alternate Builds Instructions Added Small Alt Build Small Builds Spyrius Spyrius Alternate Builds 

6835 – Back A

6354 – Back B
Alternate Builds Classic Town Instructions Added Police Small Alt Build Small Builds Town Town Alternate Builds 

6354 – Back B

6155 – Back C
Alternate Builds Aquashark Aquazone Aquazone Alternate Builds Instructions Added Small Alt Build Small Builds 

6155 – Back C

6698 – Back D
Alternate Builds Classic Town Harbor Instructions Added Medium Alt Build Medium Builds Town Town Alternate Builds 

6698 – Back D

6484 – Back A
Alternate Builds Classic Town Instructions Added Race Small Alt Build Small Builds Town Town Alternate Builds 

6484 – Back A

1616 – Back A
Alternate Builds Bonus/Value Pack Alternate Builds Futuron Futuron Alternate Builds Instructions Added Small Builds Space 

1616 – Back A

7161 – Back C
Alternate Builds Instructions Added Large Alt Build Large Builds Star Wars Star Wars Alternate Builds 

7161 – Back C

6054 – Back A
Alternate Builds Castle Castle Alternate Builds Forestmen Instructions Added Medium Alt Build Medium Builds Royal Knights 

6054 – Back A

6511 – Back B
Alternate Builds Classic Town Fire Instructions Added Town Town Alternate Builds Very Small Alt Build Very Small Builds 

6511 – Back B

7150 – Instructions 2
Alternate Builds Instructions Added Medium Alt Build Medium Builds Star Wars Star Wars Alternate Builds 

7150 – Instructions 2

6340 – Back B
Alternate Builds Classic Town Fire Instructions Added Small Alt Build Small Builds Town Town Alternate Builds 

6340 – Back B

6048 – Back A
Alternate Builds Castle Castle Alternate Builds Dragon Knights Instructions Added Medium Alt Build Medium Builds 

6048 – Back A

6348 – Back D
Alternate Builds Classic Town Instructions Added Medium Alt Build Medium Builds Police Town Town Alternate Builds 

6348 – Back D

6685 – Back B
Alternate Builds Classic Town Fire Instructions Added Small Alt Build Small Builds Town Town Alternate Builds 

6685 – Back B

6381 – Back D
Alternate Builds Instructions Added Small Alt Build Small Builds Town Town Alternate Builds 

6381 – Back D

Book 6000 – Page 60-61
Classic Space Classic Space Alternate Builds Idea Book Instructions Added Large Alt Build Space 

Book 6000 – Page 60-61

918 – Back C
Alternate Builds Classic Space Classic Space Alternate Builds Instructions Added Small Alt Build Small Builds Space 

918 – Back C

6361 – Back D
Alternate Builds Classic Town Construction Instructions Added Medium Alt Build Medium Builds Town Town Alternate Builds 

6361 – Back D

6971 – Inside A
Alternate Builds Classic Space Classic Space Alternate Builds Instructions Added Large Alt Build Large Builds Space 

6971 – Inside A

1616 – Back C
Alternate Builds Bonus/Value Pack Alternate Builds Futuron Futuron Alternate Builds Instructions Added Small Builds Space 

1616 – Back C

671 – Back C
Alternate Builds Classic Town Gas Station Instructions Added Small Alt Build Small Builds Town Town Alternate Builds 

671 – Back C

6664 – Back D
Alternate Builds Classic Town Instructions Added Police Small Alt Build Small Builds Town Town Alternate Builds 

6664 – Back D

6832 – Back C
Alternate Builds Blacktron II Blacktron II Alternate Builds Instructions Added Space Very Small Alt Build Very Small Builds 

6832 – Back C

194 – Instructions B
Alternate Builds Building Set with People Building Set with People Alternate Builds Instructions Added Small Alt Build Small Builds 

194 – Instructions B

2153 – Back B
Alternate Builds Instructions Added Medium Alt Build Medium Builds Robo Force Robo Force Alternate Builds Space 

2153 – Back B

6986 – Back E
Alternate Builds Extra Large Alt Build Extra Large Builds Instructions Added Space Space Police I Space Police I Alternate Builds 

6986 – Back E

6646 – Back A
Alternate Builds Classic Town Instructions Added Race Small Alt Build Small Builds Town Town Alternate Builds 

6646 – Back A

6356 – Back B
Alternate Builds Classic Town Hospital Instructions Added Small Alt Build Small Builds Town Town Alternate Builds 

6356 – Back B

6206 – Back A
Alternate Builds Episode IV/V/VI Instructions Added Medium Alt Build Medium Builds Star Wars Star Wars Alternate Builds 

6206 – Back A

6970 – Back F
Alternate Builds Classic Space Classic Space Alternate Builds Instructions Added Large Alt Build Large Builds Space 

6970 – Back F

6074 – Back A
Alternate Builds Castle Castle Alternate Builds Instructions Added Large Alt Build Large Builds 

6074 – Back A

1702 – Side L
Alternate Builds Classic Town Fire Instructions Added Small Alt Build Small Builds Town 

1702 – Side L

6667 – Back B
Alternate Builds Classic Town Instructions Added Small Alt Build Small Builds Town Town Alternate Builds Traffic 

6667 – Back B

6894 – Back B
Alternate Builds Blacktron Blacktron Alternate Builds Instructions Added Medium Alt Build Medium Builds 

6894 – Back B

4708 – Back B
Alternate Builds Harry Potter Harry Potter Alternate Builds Instructions Added Large Alt Build Large Builds Sorcerer's Stone 

4708 – Back B

6264 – Back A
Alternate Builds Instructions Added Islanders Medium Alt Build Medium Builds Pirates Pirates Alternate Builds Pirates I 

6264 – Back A

Book 6000 – Page 6-7
Classic Town Idea Book Instructions Added Medium Alt Build Medium Builds Small Alt Build Small Builds Town 

Book 6000 – Page 6-7

5935 – Back A
Adventurers Adventurers Alternate Builds Alternate Builds Dino Island Instructions Added Small Alt Build Small Builds 

5935 – Back A

1994 Unitron and Spyrius Commercial
ABCs Commercials Instructions Added Space Spyrius Unitron Unitron Alternate Builds 

1994 Unitron and Spyrius Commercial

6983 – Back C
Alternate Builds Ice Planet 2002 Ice Planet 2002 Alternate Builds Instructions Added Large Alt Build Large Builds 

6983 – Back C

4720 – Back A
Alternate Builds Chamber of Secrets Harry Potter Harry Potter Alternate Builds Instructions Added Medium Alt Build Medium Builds 

4720 – Back A

1843 – Bottom
Bonus/Value Pack Alternate Builds Castle Castle Alternate Builds Instructions Added Official Sets Royal Knights Small Alt Build Small Builds Space Spyrius Spyrius Alternate Builds 

1843 – Bottom

6581 – Back B
Alternate Builds Classic Town Construction Instructions Added Small Alt Build Small Builds Town Town Alternate Builds 

6581 – Back B

6668 – Back C
Alternate Builds Classic Town Instructions Added Small Alt Build Small Builds Town Town Alternate Builds Traffic 

6668 – Back C

6882 – Back C
Alternate Builds Classic Space Classic Space Alternate Builds Instructions Added Small Alt Build Small Builds Space 

6882 – Back C

6370 – Back B
Alternate Builds Building Classic Town Instructions Added Medium Alt Build Medium Builds Town Town Alternate Builds 

6370 – Back B

1526 – Back C
Alternate Builds Classic Space Classic Space Alternate Builds Instructions Added Small Alt Build Small Builds Space 

1526 – Back C

6833 – Back C
Alternate Builds Instructions Added M:Tron M:Tron Alternate Builds Space Very Small Alt Build Very Small Builds 

6833 – Back C

Alternate Builds Classic Town Gas Station Instructions Added Small Alt Build Small Builds Town Town Alternate Builds 

6594 – Back C

1843 – Side R
Bonus/Value Pack Alternate Builds Castle Castle Alternate Builds Instructions Added Official Sets Royal Knights Small Alt Build Small Builds Space Spyrius Spyrius Alternate Builds 

1843 – Side R

6260 – Back D
Alternate Builds Instructions Added Pirates Pirates Alternate Builds Pirates I Small Alt Build Small Builds 

6260 – Back D

6380 – Back E
Alternate Builds Classic Town Hospital Instructions Added Medium Alt Build Medium Builds Town Town Alternate Builds 

6380 – Back E

6984 – Back D
ABCs Alternate Builds Instructions Added Large Alt Build Large Builds Space Space Police II Space Police II Alternate Builds 

6984 – Back D

6397 – Back E
Alternate Builds Classic Town Gas Station Instructions Added Large Alt Build Large Builds Town Town Alternate Builds 

6397 – Back E

6484 – Back D
Alternate Builds Classic Town Instructions Added Medium Alt Build Medium Builds Race Town Town Alternate Builds 

6484 – Back D

Book 6000 – Page 8-9
Classic Town Idea Book Instructions Added Town 

Book 6000 – Page 8-9

8369 – Inside D
Alternate Builds Instructions Added Racers Racers Alternate Builds Radio Control Small Alt Build Small Builds 

8369 – Inside D

6669 – Back C
Alternate Builds Classic Town Instructions Added Race Small Alt Build Small Builds Town Town Alternate Builds 

6669 – Back C

6801 – Back C
Alternate Builds Classic Space Classic Space Alternate Builds Instructions Added Very Small Alt Build Very Small Builds 

6801 – Back C

EXPLORE MORE OFFICIAL SETS

6016: Knight’s Arsenal
Castle Castle Sets Lion Knights Official Sets Very Small Builds 

6016: Knight’s Arsenal

October 12, 2021October 12, 2021 Master Builder

Year Released: 1987BricklinkInstructions

6310: T-Road Plates
Classic Town Official Sets Supplemental Town 

6310: T-Road Plates

October 10, 2022May 5, 2025 Master Builder
6645: Street Sweeper
Classic Town Official Sets Small Builds Town Town Sets Traffic 

6645: Street Sweeper

November 20, 2020November 20, 2020 Master Builder
4714: Gringott’s Bank
Harry Potter Harry Potter Sets Medium Builds Official Sets Sorcerer's Stone 

4714: Gringott’s Bank

March 2, 2023March 2, 2023 Master Builder
6259: Broadside’s Brig
Imperial Soldiers Official Sets Pirates Pirates I Pirates Sets Small Builds 

6259: Broadside’s Brig

April 16, 2024April 16, 2024 Master Builder
6812: Grid Trekkor
Bjarne Tveskov Blacktron II Blacktron II Sets Official Sets Space Very Small Builds 

6812: Grid Trekkor

February 12, 2021July 29, 2023 Master Builder
6082: Fire Breathing Fortress
Castle Castle Sets Dragon Knights Large Builds Official Sets 

6082: Fire Breathing Fortress

January 13, 2022January 13, 2022 Master Builder
6630: Bucket Loader
Classic Town Construction Official Sets Town Town Sets Very Small Builds 

6630: Bucket Loader

October 13, 2021October 13, 2021 Master Builder
1974-4: Star Quest
Bonus/Value Pack Sets Futron Sets Futuron Official Sets Small Builds Space 

1974-4: Star Quest

September 7, 2023September 8, 2023 Master Builder
4500: Rebel Snowspeeder
Episode II Episode IV/V/VI Medium Builds Official Sets Star Wars Star Wars Sets 

4500: Rebel Snowspeeder

April 9, 2020April 9, 2020 Master Builder
6533: Police 4×4
Classic Town Official Sets Police Small Builds Town Town Sets 

6533: Police 4×4

January 6, 2022January 6, 2022 Master Builder
6377: Delivery Center
Cargo Classic Town Large Builds Official Sets Town Town Sets 

6377: Delivery Center

May 22, 2026May 22, 2026 Master Builder
7134: A-wing Fighter
Episode IV/V/VI Medium Builds Official Sets Star Wars Star Wars Sets 

7134: A-wing Fighter

December 29, 2021December 29, 2021 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
6685: Fire Copter 1
ABCs Classic Town Fire Official Sets Small Builds Town Town Sets 

6685: Fire Copter 1

October 13, 2021August 3, 2023 Master Builder
6278: Enchanted Island
Box Story Islanders Medium Builds Official Sets Pirates Pirates I Pirates Sets 

6278: Enchanted Island

February 20, 2025February 20, 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
  • BATMAN
  • Bionicle
  • Belville
  • Building Set with People
  • Castle
  • Duplo
  • Fabuland
  • Harry Potter
  • Holiday and Event
  • LEGOLAND
  • Model Team
  • Pirates
  • Space
  • Star Wars
  • Technic
  • Train
  • 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.

Copyright © 2026 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.