Skip to content
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
    • Wild West
    • More Sets
    • 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
Classic Space Classic Space Sets Large Builds Official Sets 

6972: Polaris I Space Lab

September 12, 2019September 28, 2019 Master Builder 3705 Views

Year Released: 1987
Bricklink

  • Back A
  • Back B
  • Back C
  • Back D
  • Back E
  • 6940: Alien Moon Stalker →

You May Also Like

6385 – Back A

August 7, 2022August 7, 2022 Master Builder

6081: King’s Mountain Fortress

June 30, 2022June 30, 2022 Master Builder

6560: Diving Expedition Explorer

April 3, 2022April 3, 2022 Master Builder

6891 – Back B

September 13, 2019September 28, 2019 Master Builder

6590: Vacation Camper

July 8, 2022July 8, 2022 Master Builder

6049: Viking Voyager

June 30, 2022June 30, 2022 Master Builder

EXPLORE MORE OFFICIAL SETS

7144: Slave I
Episode IV/V/VI Medium Builds Official Sets Star Wars Star Wars Sets 

7144: Slave I

October 28, 2021October 28, 2021 Master Builder

Year Released: 2000BricklinkInstructions

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
4950: Loader-Dozer
Official Sets Rock Raiders Rock Raiders Sets Small Builds 

4950: Loader-Dozer

November 10, 2019December 16, 2019 Master Builder
6234: Renegade’s Raft
Official Sets Pirates Pirates I Pirates Sets Very Small Builds 

6234: Renegade’s Raft

May 23, 2022May 23, 2022 Master Builder
6037: Witch’s Windship
Castle Castle Sets Fright Knights Official Sets Small Builds 

6037: Witch’s Windship

December 29, 2021December 29, 2021 Master Builder
6828: Twin-Winged Spoiler
Futron Sets Futuron Official Sets Small Builds Space 

6828: Twin-Winged Spoiler

November 20, 2019May 25, 2020 Master Builder
6810: Laser Ranger
Futron Sets Futuron Official Sets Very Small Builds 

6810: Laser Ranger

September 25, 2019October 24, 2021 Master Builder
6833: Beacon Tracer
M:Tron M:Tron Sets Official Sets Space Very Small Builds 

6833: Beacon Tracer

April 11, 2020April 11, 2020 Master Builder
6530: Sport Coupe (City Car)
Classic Town Official Sets Town Town Sets Traffic Very Small Builds 

6530: Sport Coupe (City Car)

April 4, 2020April 19, 2021 Master Builder
6531: Flame Chaser
Classic Town Fire Official Sets Small Builds Town Town Sets 

6531: Flame Chaser

November 7, 2022November 7, 2022 Master Builder
6679: Dark Shark
Classic Town Harbor Official Sets Small Builds Town Town Sets Wrecker 

6679: Dark Shark

December 28, 2021December 28, 2021 Master Builder
6020: Magic Shop
Castle Castle Sets Dragon Knights Official Sets Small Builds 

6020: Magic Shop

December 28, 2021December 28, 2021 Master Builder
6861: X-1 Patrol Craft
Classic Space Classic Space Sets Official Sets Small Builds Space 

6861: X-1 Patrol Craft

May 4, 2020May 4, 2020 Master Builder
7141: Naboo Fighter
Episode I Medium Builds Official Sets Star Wars Star Wars Sets 

7141: Naboo Fighter

December 29, 2021December 29, 2021 Master Builder
6036: Skeleton Surprise
Castle Castle Sets Official Sets Royal Knights Small Builds 

6036: Skeleton Surprise

February 28, 2023February 28, 2023 Master Builder
6954: Renegade
Blacktron Blacktron Sets Large Builds Official Sets Space 

6954: Renegade

September 7, 2020November 27, 2020 Master Builder

BUILD!

MINIFIGS

About This Site

Logo
There were once pictures of additional builds on the back of LEGO® boxes. Written on the box was text that read, "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
  • Wild West
  • More Sets
  • 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 © 2023 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.