LEGO Ideas (formerly known as LEGO Cuusoo) allows fans to submit ideas for products to be turned into potential sets available commercially, with the original designer receiving 1% of the royalties. The ideas theme has produced dozens of sets so far, with about half a dozen new sets released each year. To collectors, the theme has proved wildly successful and has seen an average collector growth in the ten to twenty percent range per year, with original sets such as the Shinkai 6500 Submarine, set #001, seeing much greater returns. Here you can find the top most valuable LEGO Ideas/Cuusoo sets by growth.
Theme / Subtheme Ideas / Scientific
Year 2010
Pieces 412
Availability Retired
21100 Shinkai 6500 Submarine was a 412 piece Ideas set released in only in Japan in 2010. Only 10,000 sets were ever produced by LEGO.
21100 LEGO Ideas Shinkai 6500 Submarine
Retail $49.99
Value $878.60
Growth 1657.6%
Annual growth 9.2%
Theme / Subtheme Ideas / Astronomy
Year 2014
Pieces 295
Availability Retired
Mars Science Laboratory Curiosity Rover is the fifth official LEGO CUUSOO set designed by mechanical engineer, Stephen Pakbaz, who worked on the actual Curiosity rover at NASA’s Jet Propulsion Laboratory.
21104 LEGO Ideas NASA Mars Science Laboratory Curiosity Rover
Retail $29.99
Value $447.28
Growth 1391.4%
Annual growth 19.2%
Theme / Subtheme Ideas / Astronomy
Year 2012
Pieces / Minifigs 369 / 1
Availability Retired
It is the second set to be approved by LEGO CUUSOO.
21101 LEGO Ideas Hayabusa
Retail $49.99
Value $344.03
Growth 588.2%
Annual growth 14.5%
Theme / Subtheme Ideas / Licensed
Year 2013
Pieces / Minifigs 401 / 2
Availability Retired
This was the fourth LEGO CUUSOO product called Back to the Future Time Machine created by m.togami (Masashi) and released as set 21103 The DeLorean Time Machine.
21103 LEGO Ideas The DeLorean Time Machine
Retail $34.99
Value $174.96
Growth 400.0%
Annual growth 15.1%
Theme / Subtheme Ideas / Licensed
Year 2015
Pieces 677
Availability Retired
It was submitted to Ideas by fan designer Angus MacLane who was a Pixar Directing Animator.
21303 LEGO Ideas WALL-E
Retail $59.99
Value $279.80
Growth 366.4%
Annual growth 18.1%
Theme / Subtheme Ideas / Licensed
Year 2015
Pieces / Minifigs 484 / 7
Availability Retired
It is the 10th LEGO Ideas set and based upon the popular American sitcom "The Big Bang Theory". The set contains Leonard and Sheldon's apartment along with all of the main characters of the show.
21302 LEGO Ideas The Big Bang Theory
Retail $59.99
Value $214.98
Growth 258.4%
Annual growth 13.2%
Theme / Subtheme Ideas / Scientific
Year 2015
Pieces 580
Availability Retired
The included birds are a Robin, Blue Jay and the Hummingbird.
21301 LEGO Ideas Birds
Retail $44.99
Value $149.87
Growth 233.1%
Annual growth 11.8%
Theme / Subtheme Ideas / Licensed
Year 2016
Pieces / Minifigs 550 / 5
Availability Retired
The set is based on fan designer Kevin Szeto for Ideas and was completed by LEGO Designer Justin Ramsden for the released version.
21306 LEGO Ideas The Beatles Yellow Submarine
Retail $59.99
Value $182.62
Growth 204.4%
Annual growth 24.3%
Theme / Subtheme Ideas / Licensed
Year 2015
Pieces / Minifigs 623 / 6
Availability Retired
It was submitted in February 2014 by fan designer Andrew Clark (AndrewClark2) who is a Senior Artist at Firaxis Games.
21304 LEGO Ideas Doctor Who
Retail $59.99
Value $168.33
Growth 180.6%
Annual growth 14.2%
Theme Ideas
Year 2017
Pieces / Minifigs 2,049 / 4
Availability Retired
The Old Fishing Store set was designed by fan builder Robert Bontenbal. Includes 4 minifigures: a captain, fisherman, fisherwoman and a child, a cat and 3 seagull figures. This was the 18th official release of LEGO Ideas.
21310 LEGO Ideas Old Fishing Store
Retail $149.99
Value $415.14
Growth 176.8%
Annual growth 12.8%
Theme Ideas
Year 2016
Pieces 769
Availability Retired
The ultimate value of the Maze set designed by Jason Alleman is that it encourages builders to look at LEGO as a way to construct a real world object.
21305 LEGO Ideas Maze
Retail $69.99
Value $182.27
Growth 160.4%
Annual growth 11.6%
Theme / Subtheme Ideas / Licensed
Year 2014
Pieces / Minifigs 508 / 4
Availability Retired
This was the first official set with in the LEGO Ideas them (the old theme was technically LEGO Cuusoo). The set is based on LEGO Ghostbusters project by user fan designer Brent Waller in March 2013.
21108 LEGO Ideas Ghostbusters Ecto-1
Retail $49.99
Value $125.81
Growth 151.7%
Annual growth 16.0%
Theme / Subtheme Ideas / Scientific
Year 2014
Pieces / Minifigs 165 / 3
Availability Retired
It includes paleontologist, astronomer and chemist (Dr. Ellen Kooijman) female minifigures with paleontology, astronomy, and chemistry scenes on 6x6 baseplates.
21110 LEGO Ideas Research Institute
Retail $19.99
Value $47.70
Growth 138.6%
Annual growth 7.2%
Theme Ideas
Year 2018
Pieces 2,321
Availability Retired
The LEGO Ideas 21311 Voltron is a 2,321 piece that set released in the summer of 2018 that features all five lions along with Voltron's signature sword (11 inches long) and shield.
21311 LEGO Ideas Voltron
Retail $179.99
Value $352.85
Growth 96.0%
Annual growth 23.9%
Theme / Subtheme Ideas / Licensed
Year 2018
Pieces / Minifigs 230 / 3
Availability Retired
It is adapted from a project proposed by 'BrickBros UK' members.
21314 LEGO Ideas TRON Legacy
Retail $34.99
Value $57.96
Growth 65.6%
Annual growth 7.9%
Theme / Subtheme Ideas / Licensed
Year 2016
Pieces 771
Availability Retired
It was originally submitted to LEGO Ideas by Carl Greatrix 'bricktrix_Carl' for his project the Caterham Super Seven and hit 10,000 supporters in May 2015.
21307 LEGO Ideas Caterham Seven 620R
Retail $79.99
Value $129.83
Growth 62.3%
Annual growth 8.1%
Theme / Subtheme Ideas / Astronomy
Year 2017
Pieces / Minifigs 231 / 4
Availability Retired
Thew set was designed by Maia Weinstock, aka 20tauri, and depicts four accomplished women in the STEM, with vignettes showing their respective contributions to NASA history. It features Margaret Hamilton, Sally Ride, Nancy Grace Roman and Mae Jemison
21312 LEGO Ideas Women of NASA
Retail $24.99
Value $40.00
Growth 60.1%
Annual growth 14.5%
Theme / Subtheme Ideas / Licensed
Year 2012
Pieces / Minifigs 480 / 2
Availability Retired
The set was submitted to LEGO CUUSOO from the creator of Minecraft, Mojang.
21102 LEGO Ideas Minecraft Micro World The Forest
Retail $34.99
Value $55.72
Growth 59.2%
Annual growth 7.5%
Theme / Subtheme Ideas / Astronomy
Year 2014
Pieces / Minifigs 321 / 2
Availability Retired
The set was originally submitted to LEGO CUUSOO by fan designer Peter Reid. The name of the minifigures comes from the original Exo-suit creator Peter Reid (Pete), and his girlfriend Yvonne Doyle (Yve).
21109 LEGO Ideas Exo-Suit
Retail $34.99
Value $55.00
Growth 57.2%
Annual growth 7.7%
Theme Ideas
Year 2020
Pieces / Minifigs 2,545 / 10
Availability Retired
The set was designed for Ideas by LEGO fan designer Pablo Sánchez. The set has 8 minifigures including Captain Redbeard, Lady Anchor, Robin Loot and twins Port and Starboard for pirate role-play action, plus a shark, pig, 2 parrots, 3 crabs, 2 frogs
21322 LEGO Ideas Pirates of Barracuda Bay
Retail $199.99
Value $289.90
Growth 45.0%
Annual growth 23.5%