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<h1>Ultimate Builders Set</h1><div class='tags floatleft'><a href='/sets/3800-1/Ultimate-Builders-Set'>3800-1</a> <a href='/sets/theme-Mindstorms'>Mindstorms</a> <a class='subtheme' href='/sets/subtheme-1-5'>1.5</a> <a class='year' href='/sets/theme-Mindstorms/year-2001'>2001</a> </div><div class='floatright'>©2001 LEGO Group</div>

Ultimate Builders Set

3800-1 Mindstorms 1.5 2001
©2001 LEGO Group
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3800: Ultimate Builders Set

3800-1 Mindstorms 1.5 2001
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1 review
Pieces
321
RRP
$60.00
RRP (inflated)
$111
PPP
18.7c
Packaging
Box
Value new
~$233.96
Value used
~$45.62
Notes
Random set of the day on 20 Apr 2022
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455 own this set, 175 want it
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<h1>Ultimate Accessory Set</h1><div class='tags floatleft'><a href='/sets/3801-1/Ultimate-Accessory-Set'>3801-1</a> <a href='/sets/theme-Mindstorms'>Mindstorms</a> <a class='subtheme' href='/sets/subtheme-1-5'>1.5</a> <a class='year' href='/sets/theme-Mindstorms/year-2000'>2000</a> </div><div class='floatright'>©2000 LEGO Group</div>

Ultimate Accessory Set

3801-1 Mindstorms 1.5 2000
©2000 LEGO Group
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3801: Ultimate Accessory Set

3801-1 Mindstorms 1.5 2000
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1 review
Pieces
45
RRP
$50.00
RRP (inflated)
$95
PPP
111.1c
Packaging
Box
Instructions
Yes
Value new
~$49.99
Value used
~$42.87
Our community
750 own this set, 152 want it
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<h1>Robotics Invention System Upgrade Kit</h1><div class='tags floatleft'><a href='/sets/3803-1/Robotics-Invention-System-Upgrade-Kit'>3803-1</a> <a href='/sets/theme-Mindstorms'>Mindstorms</a> <a class='subtheme' href='/sets/subtheme-1-0'>1.0</a> <a class='year' href='/sets/theme-Mindstorms/year-1999'>1999</a> </div><div class='floatright'>©1999 LEGO Group</div>

Robotics Invention System Upgrade Kit

3803-1 Mindstorms 1.0 1999
©1999 LEGO Group
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3803: Robotics Invention System Upgrade Kit

3803-1 Mindstorms 1.0 1999
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Pieces
70
RRP
$25.00
RRP (inflated)
$49
PPP
35.7c
Packaging
Box
Value new
~$50.00
Notes
Upgrades version 1.0 to version 1.5. Contains V1.5 CD-Rom, User Guide, Constructopedia and Test Pad plus 65 extra LEGO elements.
Our community
89 own this set, 113 want it
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<h1>Robotics Invention System V2.0</h1><div class='tags floatleft'><a href='/sets/3804-1/Robotics-Invention-System-V2-0'>3804-1</a> <a href='/sets/theme-Mindstorms'>Mindstorms</a> <a class='subtheme' href='/sets/subtheme-2-0'>2.0</a> <a class='year' href='/sets/theme-Mindstorms/year-2001'>2001</a> </div><div class='floatright'>©2001 LEGO Group</div>

Robotics Invention System V2.0

3804-1 Mindstorms 2.0 2001
©2001 LEGO Group
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3804: Robotics Invention System V2.0

3804-1 Mindstorms 2.0 2001
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✭✭✭✭✩ 4.2 26 ratings 6 reviews
Pieces
717
RRP
$200.00
RRP (inflated)
$324
PPP
27.9c
Instructions
Yes
Launch/exit
31 Dec 2004 - 31 Mar 2006 (1y 2m 28d)
Value new
~$213.94
Value used
~$196.54
Notes
Random set of the day on 24 Jun 2025
Our community
1408 own this set, 165 want it
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<h1>Mindstorms NXT</h1><div class='tags floatleft'><a href='/sets/8527-1/Mindstorms-NXT'>8527-1</a> <a href='/sets/theme-Mindstorms'>Mindstorms</a> <a class='subtheme' href='/sets/subtheme-NXT'>NXT</a> <a class='year' href='/sets/theme-Mindstorms/year-2006'>2006</a> </div><div class='floatright'>©2006 LEGO Group</div>

Mindstorms NXT

8527-1 Mindstorms NXT 2006
©2006 LEGO Group
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8527: Mindstorms NXT

8527-1 Mindstorms NXT 2006
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✭✭✭✭✩ 4.2 37 ratings 2 reviews
Pieces
577
RRP
$249.99 | More
RRP (inflated)
$405
PPP
43.3c
Instructions
Yes
Launch/exit
1 Sep 2006 - 31 Dec 2006 (3m 29d)
Value new
~$227.49
Value used
~$200.00
Our community
2418 own this set, 316 want it
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<h1>Mindstorms NXT 2.0</h1><div class='tags floatleft'><a href='/sets/8547-1/Mindstorms-NXT-2-0'>8547-1</a> <a href='/sets/theme-Mindstorms'>Mindstorms</a> <a class='subtheme' href='/sets/subtheme-NXT-2-0'>NXT 2.0</a> <a class='year' href='/sets/theme-Mindstorms/year-2009'>2009</a> </div><div class='floatright'>©2009 LEGO Group</div>

Mindstorms NXT 2.0

8547-1 Mindstorms NXT 2.0 2009
©2009 LEGO Group
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8547: Mindstorms NXT 2.0

8547-1 Mindstorms NXT 2.0 2009
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✭✭✭✭✭ 4.3 85 ratings 4 reviews
Pieces
619
RRP
$279.99 | More
RRP (inflated)
$398
PPP
45.2c
Packaging
Box
Instructions
Yes
Additional images
15
Designer
Jørn Thomsen
Launch/exit
1 Aug 2009 - 31 Dec 2012 (3y 5m)
Value new
~$463.44
Value used
~$195.52
Our community
3612 own this set, 733 want it
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<h1>Green City Challenge Set</h1><div class='tags floatleft'><a href='/sets/9594-1/Green-City-Challenge-Set'>9594-1</a> <a href='/sets/theme-Education'>Education</a> <a class='subtheme' href='/sets/subtheme-Mindstorms'>Mindstorms</a> <a class='year' href='/sets/theme-Education/year-2011'>2011</a> </div><div class='floatright'>©2011 LEGO Group</div>

Green City Challenge Set

9594-1 Education Mindstorms 2011
©2011 LEGO Group
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9594: Green City Challenge Set

9594-1 Education Mindstorms 2011
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Pieces
1365
Minifigs
1 (1 unique to this set)
Minifigs
cty0606
RRP
$174.95
RRP (inflated)
$254
PPP
12.8c
Value new
~$214.67
Notes
Green City for MINDSTORMS includes 1365 pieces to construct a windmill to place on the play-mat, with extra bricks included.
Our community
56 own this set, 223 want it
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<h1>Energy Storage</h1><div class='tags floatleft'><a href='/sets/9669-1/Energy-Storage'>9669-1</a> <a href='/sets/theme-Education'>Education</a> <a class='subtheme' href='/sets/subtheme-Mindstorms'>Mindstorms</a> <a class='year' href='/sets/theme-Education/year-2010'>2010</a> </div><div class='floatright'>©2010 LEGO Group</div>

Energy Storage

9669-1 Education Mindstorms 2010
©2010 LEGO Group
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9669: Energy Storage

9669-1 Education Mindstorms 2010
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Pieces
1
RRP
$16.95
RRP (inflated)
$25
PPP
1695.0c
Value new
~$13.94
Notes
US$ price represents the price at release in 2010. As of March 2018, the price is $31.95 (and the color has changed to Medium Stone Grey)
Our community
41 own this set, 157 want it
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<h1>E-Motor</h1><div class='tags floatleft'><a href='/sets/9670-1/E-Motor'>9670-1</a> <a href='/sets/theme-Education'>Education</a> <a class='subtheme' href='/sets/subtheme-Mindstorms'>Mindstorms</a> <a class='year' href='/sets/theme-Education/year-2010'>2010</a> </div><div class='floatright'>©2010 LEGO Group</div>

E-Motor

9670-1 Education Mindstorms 2010
©2010 LEGO Group
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9670: E-Motor

9670-1 Education Mindstorms 2010
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Pieces
1
RRP
$16.95
RRP (inflated)
$25
PPP
1695.0c
Value new
~$32.66
Value used
~$24.20
Notes
U.S. price was price at release in 2010. As of 2018.03, the price was $26.95
Our community
71 own this set, 158 want it
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<h1>LEGO Mindstorms Education Resource Set</h1><div class='tags floatleft'><a href='/sets/9695-1/LEGO-Mindstorms-Education-Resource-Set'>9695-1</a> <a href='/sets/theme-Education'>Education</a> <a class='subtheme' href='/sets/subtheme-Mindstorms'>Mindstorms</a> <a class='year' href='/sets/theme-Education/year-2010'>2010</a> </div><div class='floatright'>©2010 LEGO Group</div>

LEGO Mindstorms Education Resource Set

9695-1 Education Mindstorms 2010
©2010 LEGO Group
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9695: LEGO Mindstorms Education Resource Set

9695-1 Education Mindstorms 2010
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Pieces
817
RRP
$99.95
RRP (inflated)
$150
PPP
12.2c
Value new
~$163.13
Value used
~$30.00
Our community
374 own this set, 207 want it
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<h1>Robotics Invention System</h1><div class='tags floatleft'><a href='/sets/9719-1/Robotics-Invention-System'>9719-1</a> <a href='/sets/theme-Mindstorms'>Mindstorms</a> <a class='subtheme' href='/sets/subtheme-1-0'>1.0</a> <a class='year' href='/sets/theme-Mindstorms/year-1998'>1998</a> </div><div class='floatright'>©1998 LEGO Group</div>

Robotics Invention System

9719-1 Mindstorms 1.0 1998
©1998 LEGO Group
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9719: Robotics Invention System

9719-1 Mindstorms 1.0 1998
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Pieces
733
RRP
$200.00
RRP (inflated)
$402
PPP
27.3c
Packaging
Box
Instructions
Yes
Value new
~$200.00
Value used
~$80.00
Notes
Random set of the day on 01 Mar 2023
Version 1.0.
Our community
1243 own this set, 140 want it
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<h1>Cities & Transportation</h1><div class='tags floatleft'><a href='/sets/9723-1/Cities-Transportation'>9723-1</a> <a href='/sets/theme-Education'>Education</a> <a class='year' href='/sets/theme-Education/year-2000'>2000</a> </div><div class='floatright'>©2000 LEGO Group</div>

Cities & Transportation

9723-1 Education 2000
©2000 LEGO Group
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9723: Cities & Transportation

9723-1 Education 2000
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Pieces
388
RRP
$110.00
RRP (inflated)
$209
PPP
28.4c
Value new
~$115.00
Value used
~$63.35
Our community
49 own this set, 109 want it
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<h1>Amusement Park Set</h1><div class='tags floatleft'><a href='/sets/9725-1/Amusement-Park-Set'>9725-1</a> <a href='/sets/theme-Dacta'>Dacta</a> <a class='year' href='/sets/theme-Dacta/year-1998'>1998</a> </div><div class='floatright'>©1998 LEGO Group</div>

Amusement Park Set

9725-1 Dacta 1998
©1998 LEGO Group
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9725: Amusement Park Set

9725-1 Dacta 1998
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Pieces
301
Minifigs
5 (2 unique to this set)
Minifigs
gen001 jbl004 oct052 pln153 twn043
RRP
$100.00
RRP (inflated)
$201
PPP
33.2c
Value new
~$113.12
Value used
~$189.49
Our community
52 own this set, 122 want it
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