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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
    • 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

7166 – Back A
Alternate Builds Episode IV/V/VI Large Builds Star Wars Star Wars Alternate Builds 

7166 – Back A

April 16, 2021April 16, 2021 Master Builder
6249 – Back B
Alternate Builds Medium Builds Pirates Pirates Alternate Builds Pirates I 

6249 – Back B

November 16, 2019February 20, 2025 Master Builder
6765 – Back D
Alternate Builds Large Builds Western Western Alternate Builds 

6765 – Back D

November 10, 2019November 10, 2019 Master Builder
6589 – Extra A
Alternate Builds Extreme Team Small Builds Town Town Alternate Builds 

6589 – Extra A

February 27, 2023February 27, 2023 Master Builder
6820 – Back C
Alternate Builds Classic Space Classic Space Alternate Builds Space Very Small Builds 

6820 – Back C

January 12, 2021January 12, 2021 Master Builder
6060 – Back A
Alternate Builds Castle Castle Alternate Builds Instructions Added Lion Knights Medium Alt Build Medium Builds 

6060 – Back A

July 30, 2024August 1, 2024 Master Builder
928 – Back B
Alternate Builds Classic Space Classic Space Alternate Builds Large Builds Space 

928 – Back B

November 25, 2020October 13, 2021 Master Builder

NEW INSTRUCTIONS ADDED!View All

  • 6561 – Back A
    Alternate Builds Instructions Added Medium Alt Build Medium Builds Town Town Alternate Builds 

    6561 – Back A

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

    2153 – Back B

  • Book 7777 – Page 74-75
    Extra Large Alt Build Extra Large Builds Idea Book Instructions Added Town Train 

    Book 7777 – Page 74-75

  • 2153 – Back A
    Alternate Builds Instructions Added Large Alt Build Large Builds Robo Force Robo Force Alternate Builds Space 

    2153 – Back A

  • 6641 – Back E
    Alternate Builds Classic Town Instructions Added Off-Road Small Alt Build Small Builds Town Town Alternate Builds 

    6641 – Back E

6561 – Back A6561 – Back A2153 – Back B2153 – Back BBook 7777 – Page 74-75Book 7777 – Page 74-752153 – Back A2153 – Back A6641 – Back E6641 – Back E

NEW OFFICIAL SETS ADDED!View All

6579: Ice Surfer
Arctic Medium Builds Official Sets Town Town Sets 

6579: Ice Surfer

May 22, 2026May 22, 2026 Master Builder

Year Released: 2000BricklinkInstructions

6573: Arctic Expedition
Arctic Medium Builds Official Sets Town Town Sets 

6573: Arctic Expedition

May 22, 2026May 22, 2026 Master Builder

Year Released: 2000BricklinkInstructions

4539: Manual Level Crossing
9V Medium Builds Official Sets Town Train Train Sets 

4539: Manual Level Crossing

May 22, 2026May 22, 2026 Master Builder

Year Released: 1991BricklinkInstructions

NEW ALTERNATE BUILDS ADDED!View All

6561 – Back A
Alternate Builds Instructions Added Medium Alt Build Medium Builds Town Town Alternate Builds 

6561 – Back A

May 24, 2026June 3, 2026 Master Builder
6579 – Back B
Alternate Builds Arctic Small Builds Town Town Alternate Builds 

6579 – Back B

May 22, 2026May 22, 2026 Master Builder
6579 – Back A
Alternate Builds Arctic Small Builds Town Town Alternate Builds 

6579 – Back A

May 22, 2026May 22, 2026 Master Builder
6573 – Back B
Alternate Builds Arctic Small Builds Town Town Alternate Builds 

6573 – Back B

May 22, 2026May 22, 2026 Master Builder
6573 – Back A
Alternate Builds Arctic Small Builds Town Town Alternate Builds 

6573 – Back A

May 22, 2026May 22, 2026 Master Builder
4539 – Back A
Alternate Builds Medium Builds Train Train Alternate Builds 

4539 – Back A

May 22, 2026May 22, 2026 Master Builder
4532 – Back A
Alternate Builds Medium Builds Train Train Alternate Builds 

4532 – Back A

May 22, 2026May 22, 2026 Master Builder
6377 – Inside B
Alternate Builds Cargo Classic Town Large Builds Town Town Alternate Builds 

6377 – Inside B

May 22, 2026May 22, 2026 Master Builder
6377 – Inside A
Alternate Builds Cargo Classic Town Large Builds Town Town Alternate Builds 

6377 – Inside A

May 22, 2026May 22, 2026 Master Builder
6377 – Back D
Alternate Builds Cargo Classic Town Large Builds Town Town Alternate Builds 

6377 – Back D

May 22, 2026May 22, 2026 Master Builder

STAR WARSView All

7252 – Back A
Alternate Builds Episode III Instructions Added Small Alt Build Small Builds Star Wars Star Wars Alternate Builds 

7252 – Back A

November 9, 2024November 10, 2024 Master Builder

From: 7252: Droid Tri-FighterName: TBD Instructions: View PDF | Download .io File

HARRY POTTERView All

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

4708 – Back A

August 1, 2024August 8, 2024 Master Builder

From: 4708: Hogwarts ExpressName: Little Engine Instructions: View PDF | Download .io File

INSTRUCTIONS ADDEDView All

720 – Inside D
Alternate Builds Basic Instructions Added LEGOLAND Alternate Builds Medium Alt Build Medium Builds Universal Building Set Universal Building Set Alternate Builds 

720 – Inside D

1704 – Bottom
Alternate Builds Bonus/Value Pack Alternate Builds Ice Planet 2002 Ice Planet 2002 Alternate Builds Instructions Added Small Alt Build Small Builds Space 

1704 – Bottom

6926 – Back B
Alternate Builds Classic Space Classic Space Alternate Builds Instructions Added Medium Alt Build Medium Builds Space 

6926 – Back B

4591 – Back A
Alternate Builds Drome Racers Instructions Added Racers Racers Alternate Builds Small Alt Build Very Small Alt Build Very Small Builds 

4591 – Back A

Book 6000 – Page 70-71
Classic Space Classic Space Alternate Builds Idea Book Instructions Added Medium Alt Build Space 

Book 6000 – Page 70-71

7101 – Back A
Alternate Builds Instructions Added Small Alt Build Small Builds Star Wars Star Wars Alternate Builds 

7101 – Back A

6385 – Inside A
Alternate Builds Classic Town Fire Instructions Added Large Alt Build Large Builds Town Town Alternate Builds 

6385 – Inside A

6831 – Back B
Alternate Builds Instructions Added Space Space Police I Space Police I Alternate Builds Very Small Alt Build Very Small Builds 

6831 – Back B

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

924 – Back C

6666 – Back B
Alternate Builds Classic Town Hospital Instructions Added Small Alt Build Small Builds Town Town Alternate Builds 

6666 – Back B

6877 – Back C
Alternate Builds Instructions Added M:Tron M:Tron Alternate Builds Small Alt Build Small Builds Space 

6877 – Back C

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

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

Book 6000 – Page 42-43

6593 – Back B
Alternate Builds Classic Town Fire Instructions Added Small Alt Build Small Builds Town Town Alternate Builds 

6593 – Back B

6257 – Back C
Alternate Builds Instructions Added Pirates Pirates Alternate Builds Pirates I Small Alt Build Small Builds 

6257 – Back C

4705 – Back B
Alternate Builds Harry Potter Harry Potter Alternate Builds Instructions Added Medium Builds Sorcerer's Stone 

4705 – Back B

6265 – Back A
Alternate Builds Imperial Soldiers Instructions Added Pirates Pirates Alternate Builds Pirates I Small Builds 

6265 – Back A

889 – Back A
Alternate Builds Classic Space Classic Space Alternate Builds Instructions Added Very Small Builds 

889 – Back A

6746 – Back B
Alternate Builds Indians Instructions Added Small Alt Build Small Builds Western Western Alternate Builds 

6746 – Back B

6824 – Back B
Alternate Builds Classic Space Classic Space Alternate Builds Instructions Added Space Very Small Alt Build Very Small Builds 

6824 – Back B

6648 – Back C
Alternate Builds Classic Town Instructions Added Race Small Alt Build Small Builds Town Town Alternate Builds 

6648 – Back C

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

6669 – Back A

6515 – Back A
Airport Alternate Builds Classic Town Instructions Added Town Town Alternate Builds Very Small Alt Build Very Small Builds 

6515 – Back A

7143 – Back B
Alternate Builds Episode II Instructions Added Small Alt Build Small Builds Star Wars Star Wars Alternate Builds 

7143 – Back B

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

6085 – Back A

6989 – Back D
Alternate Builds Extra Large Alt Build Extra Large Builds Instructions Added M:Tron M:Tron Alternate Builds 

6989 – Back D

6375 – Back D
Alternate Builds Cargo Classic Town Instructions Added Town Town Alternate Builds Very Small Alt Build Very Small Builds 

6375 – Back D

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

671 – Back D

6975 – Back B
Alternate Builds Instructions Added Large Alt Build Large Builds Space UFO UFO Alternate Builds 

6975 – Back B

928 – Back G
Alternate Builds Classic Space Classic Space Alternate Builds Instructions Added Small Alt Build Small Builds Space 

928 – Back G

8675 – Back A
Alternate Builds Instructions Added Racers Racers Alternate Builds Radio Control Small Alt Build Small Builds 

8675 – Back A

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

6481 – Back E

6987 – Back A
Alternate Builds Blacktron Blacktron Alternate Builds Extra Large Alt Build Extra Large Builds Instructions Added 

6987 – Back A

6208 – Back B
Alternate Builds Episode IV/V/VI Instructions Added Large Alt Build Large Builds Star Wars Star Wars Alternate Builds 

6208 – Back B

4883 – Instructions G
Alternate Builds Designer Sets Designer Sets Alternate Builds Instructions Added Small Alt Build Small Builds 

4883 – Instructions G

1974-4 – Back B
Alternate Builds Bonus/Value Pack Alternate Builds Futuron Futuron Alternate Builds Instructions Added Space Very Small Alt Build Very Small Builds 

1974-4 – Back B

6841 – Back A
Alternate Builds Classic Space Classic Space Alternate Builds Instructions Added Very Small Alt Build Very Small Builds 

6841 – Back A

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

6381 – Back B

6071 – Back C
Alternate Builds Castle Castle Alternate Builds Instructions Added Medium Alt Build Medium Builds 

6071 – Back C

8593: Makuta
Alternate Instructions Included BIONICLE BIONICLE Sets Instructions Added Medium Alt Build Medium Builds Official Sets Titans 

8593: Makuta

6887 – Back C
Alternate Builds Blacktron II Blacktron II Alternate Builds Instructions Added Small Alt Build Small Builds Space 

6887 – Back C

Book 6000 – Page 12-13
Classic Town Idea Book Instructions Added Medium Alt Build Town 

Book 6000 – Page 12-13

Book 6000 – Page 56-57
Classic Space Classic Space Alternate Builds Idea Book Instructions Added Large Alt Build Space 

Book 6000 – Page 56-57

6067 – Inside A
Alternate Builds Castle Castle Alternate Builds Instructions Added Lion Knights Medium Alt Build Medium Builds 

6067 – Inside A

1858 – Back A
Alternate Builds Exploriens Exploriens Alternate Builds Instructions Added Space Very Small Alt Build Very Small Builds 

1858 – Back A

6205 – Back A
Alternate Builds Episode III Instructions Added Small Alt Build Small Builds Star Wars Star Wars Alternate Builds 

6205 – Back A

6737 – Back B
Alternate Builds Alternate Instructions Included Instructions Added Island Xtreme Stunts Island Xtreme Stunts Alternate Builds Medium Alt Build Medium Builds 

6737 – Back B

6828 – Back A
Alternate Builds Futuron Futuron Alternate Builds Instructions Added Small Alt Build Small Builds Space 

6828 – Back A

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

6340 – Back B

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

6835 – Back B

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

2153 – Back B

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

6397 – Back A

6397 – Back D
Alternate Builds Classic Town Gas Station Instructions Added Medium Alt Build Medium Builds Town Town Alternate Builds 

6397 – Back D

6804 – Back A
Alternate Builds Classic Space Classic Space Alternate Builds Instructions Added Very Small Alt Build Very Small Builds 

6804 – Back A

6739 – Back B
Alternate Builds Alternate Instructions Included Instructions Added Island Xtreme Stunts Island Xtreme Stunts Alternate Builds Small Alt Build Small Builds 

6739 – Back B

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

6938 – Back C

BrickJournal Issue 6 Volume 2 Page 40 – Proto 5
Concepts and Prototypes Instructions Added M:Tron M:Tron Alternate Builds Small Alt Build Small Builds Space 

BrickJournal Issue 6 Volume 2 Page 40 – Proto 5

6402 – Back C
Alternate Builds Instructions Added Paradisa Town Town Alternate Builds Very Small Alt Build Very Small Builds 

6402 – Back C

720 – Back B
Alternate Builds Basic Instructions Added LEGOLAND Alternate Builds Medium Alt Build Medium Builds Universal Building Set Universal Building Set Alternate Builds 

720 – Back B

6071 – Inside A
Alternate Builds Castle Castle Alternate Builds Instructions Added Medium Alt Build Medium Builds 

6071 – Inside A

Book 260 – Page 42-43
Blacktron Alternate Builds Extra Large Builds Idea Book Instructions Added M:Tron Alternate Builds Small Alt Build Space Space Police I Alternate Builds 

Book 260 – Page 42-43

6346 – Back D
Airport Alternate Builds Classic Town Instructions Added Medium Alt Build Medium Builds Town Town Alternate Builds 

6346 – Back D

6818 – Back C
Alternate Builds Instructions Added Small Builds Space UFO UFO Alternate Builds Very Small Alt Build 

6818 – Back C

4592 – Back B
Alternate Builds Drome Racers Instructions Added Racers Racers Alternate Builds Small Alt Build Very Small Alt Build Very Small Builds 

4592 – Back B

Book 260 – Page 14-15
Alternate Instructions Included Basic Basic Alternate Builds Classic Town Idea Book Instructions Added Town 

Book 260 – Page 14-15

6482 – Back D
Alternate Builds Classic Town Hospital Instructions Added Medium Alt Build Medium Builds Town Town Alternate Builds 

6482 – Back D

6712 – Back B
Alternate Builds Cowboys Instructions Added Very Small Alt Build Very Small Builds Western Western Alternate Builds 

6712 – Back B

6954 – Inside A
Alternate Builds Blacktron Blacktron Alternate Builds Instructions Added Large Alt Build Large Builds Space 

6954 – Inside A

6390 – Back F
Alternate Builds Classic Town Extra Large Alt Build Extra Large Builds Instructions Added Town Town Alternate Builds Traffic 

6390 – Back F

6648 – Back D
Alternate Builds Classic Town Instructions Added Race Small Alt Build Small Builds Town Town Alternate Builds 

6648 – Back D

6086 – Inside B
Alternate Builds Black Knights Castle Castle Alternate Builds Extra Large Alt Build Extra Large Builds Instructions Added 

6086 – Inside B

6356 – Back D
Alternate Builds Classic Town Hospital Instructions Added Medium Alt Build Medium Builds Town Town Alternate Builds 

6356 – Back D

Book 7777 – Page 42-43
Idea Book Instructions Added Large Alt Build Large Builds Town Train 

Book 7777 – Page 42-43

6685 – Catalog 4
Alternate Builds Classic Town Fire Instructions Added Town Town Alternate Builds Very Small Alt Build Very Small Builds 

6685 – Catalog 4

6673 – Back B
Airport Alternate Builds Classic Town Instructions Added Small Alt Build Small Builds Town Town Alternate Builds 

6673 – Back B

6363 – Back C
Alternate Builds Classic Town Instructions Added Small Alt Build Small Builds Town Town Alternate Builds Traffic 

6363 – Back C

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

6882 – Back A

1499 – Back A
Alternate Builds Classic Space Classic Space Alternate Builds Instructions Added Small Alt Build Small Builds Space 

1499 – Back A

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

6955 – Back C

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

6649 – Back B

6814 – Back A
Alternate Builds Ice Planet 2002 Ice Planet 2002 Alternate Builds Instructions Added Space Very Small Alt Build Very Small Builds 

6814 – Back A

6925 – Back C
Alternate Builds Futuron Futuron Alternate Builds Instructions Added Medium Alt Build Medium Builds Space 

6925 – Back C

6258 – Back A
Alternate Builds Instructions Added Pirates Pirates Alternate Builds Pirates I Small Alt Build Small Builds 

6258 – Back A

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

6890 – Back A

6803 – Back A
Alternate Builds Classic Space Classic Space Alternate Builds Instructions Added Very Small Alt Build Very Small Builds 

6803 – Back A

6544 – Back A
ABCs Alternate Builds Instructions Added Launch Command LEGO Magazine Small Alt Build Small Builds Town Town Alternate Builds 

6544 – Back A

6953 – Back D
Alternate Builds Futuron Futuron Alternate Builds Instructions Added Medium Alt Build Medium Builds Space 

6953 – Back D

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

8369 – Inside E

6386 – Back C
Alternate Builds Classic Town Instructions Added Large Alt Build Large Builds Police Town Town Alternate Builds 

6386 – Back C

6043 – Back D
Alternate Builds Castle Castle Alternate Builds Dragon Knights Instructions Added Medium Alt Build Medium Builds 

6043 – Back D

6512 – Back A
Alternate Builds Classic Town Construction Instructions Added Small Alt Build Small Builds Town Town Alternate Builds 

6512 – Back A

6542 – Back F
Alternate Builds Classic Town Harbor Instructions Added Large Alt Build Large Builds Town Town Alternate Builds 

6542 – Back F

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

6444 – Back A

6900 – Back A
Alternate Builds Instructions Added Medium Alt Build Medium Builds Space UFO UFO Alternate Builds 

6900 – Back A

6848 – Back B
Alternate Builds Duplicate Alternate Number Futuron Futuron Alternate Builds Instructions Added Small Alt Build Small Builds Space 

6848 – Back B

6872 – Back C
Alternate Builds Classic Space Classic Space Alternate Builds Instructions Added Small Alt Build Small Builds Space 

6872 – Back C

6842 – Back A
Alternate Builds Classic Space Classic Space Alternate Builds Instructions Added Small Alt Build Small Builds 

6842 – Back A

6533 – Back A
Alternate Builds Classic Town Instructions Added Police Town Town Alternate Builds Very Small Alt Build Very Small Builds 

6533 – Back A

6515 – Back B
Airport Alternate Builds Classic Town Instructions Added Town Town Alternate Builds Very Small Alt Build Very Small Builds 

6515 – Back B

6615 – Back B
Airport Alternate Builds Classic Town Instructions Added Small Alt Build Small Builds Town Town Alternate Builds 

6615 – Back B

EXPLORE MORE OFFICIAL SETS

6903: Bug Blaster
Insectoids Insectoids Sets Official Sets Space Very Small Builds 

6903: Bug Blaster

October 4, 2024October 4, 2024 Master Builder

Year Released: 1998BricklinkInstructions

6074: Black Falcon’s Fortress
Black Falcons Castle Castle Sets Daniel August Krentz Large Builds Official Sets 

6074: Black Falcon’s Fortress

October 14, 2021July 29, 2023 Master Builder
7110: Landspeeder
Episode IV/V/VI Official Sets Small Builds Star Wars Star Wars Sets 

7110: Landspeeder

June 21, 2022March 1, 2023 Master Builder
6970: Beta-1 Command Base
Classic Space Classic Space Sets Large Builds Official Sets Space 

6970: Beta-1 Command Base

January 20, 2021January 20, 2021 Master Builder
6641: 4-Wheelin’ Truck (Four Wheelin’ Truck)
Classic Town Off-Road Official Sets Small Builds Town Town Sets 

6641: 4-Wheelin’ Truck (Four Wheelin’ Truck)

May 7, 2022May 7, 2022 Master Builder
6982: Explorien Starship
Exploriens Exploriens Sets Extra Large Builds Official Sets 

6982: Explorien Starship

November 9, 2019December 13, 2024 Master Builder
6939: Saucer Centurion
ABCs Jørn Thomsen Medium Builds Official Sets Spyrius Spyrius Sets 

6939: Saucer Centurion

November 9, 2019October 1, 2024 Master Builder
6391: Cargo Center
Cargo Classic Town Extra Large Builds Official Sets Town Town Sets 

6391: Cargo Center

March 13, 2024March 13, 2024 Master Builder
6896: Celestial Forager
ABCs Jørn Thomsen M:Tron M:Tron Sets Official Sets Small Builds Space 

6896: Celestial Forager

January 26, 2022July 31, 2023 Master Builder
6558: Shark Cage Cove
Divers Medium Builds Official Sets Town Town Sets 

6558: Shark Cage Cove

December 29, 2021December 29, 2021 Master Builder
6207: A-wing Fighter
Episode IV/V/VI Medium Builds Official Sets Star Wars Star Wars Sets 

6207: A-wing Fighter

February 1, 2024February 1, 2024 Master Builder
2532: Aircraft and Ground Crew
Airport Classic Town Medium Builds Official Sets Town Town Sets 

2532: Aircraft and Ground Crew

December 28, 2021December 28, 2021 Master Builder
6150 (6159): Crystal Detector
ABCs Aquazone Aquazone Sets Hydronauts Official Sets Small Builds 

6150 (6159): Crystal Detector

February 23, 2023February 18, 2025 Master Builder
1675: Legoland Triple Pack
Blacktron Blacktron Sets Bonus/Value Packs Castle Castle Sets Classic Town Forestmen Official Sets Small Builds Space Town Traffic 

1675: Legoland Triple Pack

October 12, 2021October 12, 2021 Master Builder
5540: Formula I Racer
Large Builds Model Team Model Team Sets Official Sets 

5540: Formula I Racer

February 10, 2026March 4, 2026 Master Builder
6258: Smuggler’s Shanty
Official Sets Pirates Pirates I Pirates Sets Small Builds 

6258: Smuggler’s Shanty

July 8, 2022July 8, 2022 Master Builder

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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
  • 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

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The classic space set that never was.

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