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Top Questions

1 vote
1 answer
97 views

Which LEGO set is a gray vehicle frame from?

0 votes
1 answer
26 views

How can I remove a Lego 4x4 plate from a non-Lego baseplate?

2 votes
1 answer
62 views

Trouble connecting NXT 2.0 block to Mindstorms Home EV3 software on Mac

0 votes
0 answers
22 views

Cat D11 Bulldozer (42131) set's calibration always reset

1 vote
0 answers
19 views

What can I do to use my RCX brick?

4 votes
1 answer
369 views

Recognize these white and gray ships?

0 votes
0 answers
30 views

Software for designing your Lego Technic builds [duplicate]

1 vote
0 answers
35 views

Unable to open port error

5 votes
1 answer
1k views

Help Identify this Lego Item/Set

3 votes
1 answer
117 views

Which LEGO set is this from?

0 votes
1 answer
65 views

Bag Identification: Bag 5 Possible Alien kit

1 vote
1 answer
126 views

How to import a .ev3 project file into mindstorm software

1 vote
1 answer
102 views

What set do these four bags belong to?

-1 votes
1 answer
56 views

Is it possible to connect a motor to a spike hub without connecting the cables?

3 votes
1 answer
367 views

Identify this set: assemblies of black plates and tiles

-1 votes
0 answers
95 views

LEGO Movie Think Tank MOC Instructions

0 votes
0 answers
41 views

Two misplaced bags unknown box [duplicate]

8 votes
1 answer
3k views

Should the LEGO Batcave step 264 use 1x1 Technic bricks?

2 votes
1 answer
86 views

What is the difference between LOCAL memory for programs and LOCAL memory for Direct Commands?

4 votes
1 answer
166 views

Identify pieces from parts list from a video

1 vote
1 answer
216 views

Calibration Freeze on D11

0 votes
1 answer
152 views

Is the NASA Space-Shuttle the object with most reproductions in LEGO sets?

-2 votes
1 answer
124 views

Where can I find the assembly instructions of the chinese Ferrari Daytona gold/black variant?

0 votes
1 answer
132 views

Has anyone had problems fitting the stalactites and stalagmites in the 76252 Lego Batcave?

3 votes
2 answers
155 views

Identify set for trans-orange assembly

3 votes
1 answer
103 views

In what set does this purplish star-stickered part belong?

0 votes
2 answers
151 views

Identify this set: loose bag with rounded gears

0 votes
0 answers
110 views

Cat D11 calibration starts then stalls

6 votes
3 answers
4k views

Is it possible to re-flash the LEGO Spike Prime Hub with Mindstorms Robot Inventor Hub Firmware while retaining all functionality? And if so, how?

4 votes
1 answer
139 views

Wobble problem with the PF L motor

0 votes
1 answer
249 views

How do I get missing parts for a Cobi set?

1 vote
0 answers
148 views

Upload 2 old Lego books [closed]

48 votes
17 answers
61k views

LEGO cleaning techniques and tools

4 votes
2 answers
440 views

Does remote control 8879 work for winter holiday train?

-1 votes
1 answer
740 views

Missing stickers for 71374: Nintendo Gaming Console LEGO set [duplicate]

3 votes
1 answer
17k views

How do I connect the LEGO Powered Up remote control?

18 votes
2 answers
15k views

Export LEGO MINDSTORMS EV3 Lab Code

19 votes
2 answers
12k views

Is it possible to change the battery in a 54604 light brick?

0 votes
5 answers
4k views

Every time Robot is launched (without changing the code) it is not following the exact path

10 votes
1 answer
5k views

How can I catalog my LEGO pieces?


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