All Questions

Filter by
Sorted by
Tagged with
5 votes
2 answers
1k views

Which set is this part 6082 from?

Which set this is from, part number is 6082 or 60052.
Bernard Vander Beken's user avatar
1 vote
1 answer
416 views

From which LEGO set are these brown and green parts?

These LEGO parts are mostly brown tones with some green. They look like they go together but I don't know how and don't know the set they would belong to. I hope you can help.
Vince's user avatar
  • 1,347
2 votes
1 answer
158 views

EV3 Education does not recognize NXT ultrasonic sensor

How do I get the NXT ultrasonic sensor to work in the Education EV3 Classroom application? OK: I have connected a NXT ultrasonic sensor to the input port 1 of an EV3 control brick. OK: For testing, ...
Torben Gundtofte-Bruun's user avatar
7 votes
1 answer
876 views

Radius of the 45 degree elbow piece

What is the inner/outer or mid radius of the 45 degree arc the following element makes? https://www.bricklink.com/v2/catalog/catalogitem.page?P=65473 I tried to align several of the elements in 90 ...
Michael Verschaeve's user avatar
3 votes
1 answer
121 views

How can I verify authenticity of (R2-Q5) head/dome

This seems to be 553pb003 part. I am trying to find out where the LEGO logo is printed on this 2x2 dome piece given it is the older style dome with the semi-open top stud, meaning there is no LEGO ...
Silver Bubble's user avatar
0 votes
0 answers
55 views

One of EV3 motors doesn't respond in demo program

I just bought the EV3 set and made the "TRACK3R" model. When I run the demo program from LEGO the port B motor does not work - only the port C motor is works. But if I try "Motor ...
Mulyana -'s user avatar
-2 votes
1 answer
140 views

What set would contain a bag of mixed white and light gray peices?

This bag only contains white and light gray LEGO pieces with a deep white door and window. What set does it belong to?
Vince's user avatar
  • 1,347
-3 votes
1 answer
191 views

What set do these LEGO pieces belong?

What set do these LEGO pieces belong to? Mostly blacks and dark gray with some clear. Two different size tires and a black door frame.
Vince's user avatar
  • 1,347
0 votes
1 answer
78 views

Need to find the set these belong to

Need to find the set these belong to. Blue octagon, a shooter, mostly black. And bananas!
Vince's user avatar
  • 1,347
1 vote
1 answer
72 views

Identify this set: yellow and light grey plates

I would like to find what set these are for. Yellow, light gray, black, white. No bag number.
Vince's user avatar
  • 1,347
0 votes
1 answer
70 views

Identify this set: brown and tan bricks and plates

What set do these parts go to? There is no bag number. Three different shades of Brown. Two are 2x6 and one is 6x6
Vince's user avatar
  • 1,347
3 votes
1 answer
412 views

Correct axle rotation of partially built LEGO Cat D11 Bulldozer (42131)?

Page 173, Step 205, of LEGO Cat D11 Bulldozer (42131) instructions has a step to attach two sub-assemblies. What is the correct rotation of these two axles? Is it correct if they rotate in opposite ...
francis's user avatar
  • 41
1 vote
0 answers
78 views

App-Controlled Cat® D11 Bulldozer

I'm having a problem with the App-Controlled Cat® D11 Bulldozer (42131). The option Module 2 test has disappeared from the app. How do I get it back?
francis's user avatar
  • 41
2 votes
1 answer
78 views

Direct command to set EV3 motor speed

I am trying to set a EV3 motor's speed and start it remotely using a direct command. Using the resources LEGO MINDSTORMS EV3 Communication Developer Kit (page 24) and LEGO MINDSTORMS EV3 Firmware ...
MaiTheLord's user avatar
6 votes
1 answer
259 views

What are these magnetic LEGO-like bricks?

Can anyone identify these? The tin they are in is dated around 1967 so bricks might be of a similar age. They are magnetic. Any help greatly appreciated.
Alan's user avatar
  • 61
7 votes
1 answer
855 views

Can you identify these 2 retro bricks? A red piece with notch and steps, and a green circle

No idea about these parts. The green part is roughly 5x5, 6-01 code and old school Lego brand written on it. The red part has a notch and what kind of looks like internal steps. Thanks!
Curtis's user avatar
  • 71
1 vote
1 answer
66 views

Can you help with the set identification for these items? Symmetrical greyish wings, and tan/brown internals

Can you help with the set identification for these items?
Vince's user avatar
  • 1,347
0 votes
1 answer
64 views

Would this be a Star Wars ship. What set would it go to? Greys but with dark greens

Would this be a Star Wars ship. What set would it go to?
Vince's user avatar
  • 1,347
0 votes
1 answer
76 views

Got this at a sale. What set is it for? Lots of greys with 4 legs

Got this at a sale. What set is it for? Some one knows.
Vince's user avatar
  • 1,347
1 vote
1 answer
80 views

A Star Wars thing, but what set is it from? A sphere with legs?

A Star Wars thing but what set is it from?
Vince's user avatar
  • 1,347
3 votes
1 answer
322 views

This is a AT-ST but I cannot identify what set it goes to

This is a AT-ST but I cannot identify what set it goes to. Can you help me?
Vince's user avatar
  • 1,347
6 votes
1 answer
625 views

Does the 10309 Succulents set contain only non-unique bricks?

First-time poster here: I write on innovation topics, have been Lego-infatuated for maybe 45 years now. My kid and I were assembling the 2022 succulents kit (#10309) and I noticed a piece that looked ...
Karsten's user avatar
  • 71
3 votes
2 answers
679 views

How can I build a Lego slope of a rough 50 degree angle with preferably legal building techniques?

I am currently building a functional Lego minifigure-scaled escalator that can transition from flat platforms to stairwell. My first iteration for its guiding rail includes a slope of ~39.5 degree ...
Duy Vuong Quang's user avatar
3 votes
1 answer
197 views

Please identify this green pin

I bought the 42153 set yesterday and I got this green rare pin in bag 1. How can this Technic pin be used?
LKBricks's user avatar
  • 796
2 votes
1 answer
98 views

Bags in Lego 21029 Buckingham Palace Architect

Does anyone know how many bags are in Lego set 21029 Buckingham Palace Architect set Thanks in advance
Sue's user avatar
  • 21
10 votes
1 answer
2k views

What is this brick with a round back and a stud on the side used for?

I haven't seen this part before. What is it? What is it used for?
jncraton's user avatar
  • 39.8k
8 votes
1 answer
237 views

Extend/retract speed of linear actuators

I am trying to find out if the linear actuators (small, large and XL) have a fixed number of rotations on the bottom axle connector in order to extend them fully? I am guessing the small LA will take ...
maxos79 Mouse's user avatar
2 votes
1 answer
112 views

Lego 42129 automatic suspension lift

Has anyone looked at a mod to lower the suspension on the LEGO 42129 4x4 Mercedes-Benz trail truck when the differential lock activates. I was thinking about a few linear Actuators but never had a set ...
maxos79 Mouse's user avatar
4 votes
1 answer
229 views

Change Mario Yoshi pose

I'm returning to Lego as an adult and struggling with what I thought would be a small project. Please tell me if this is off topic but as it has a hard answer of no or this is how I though it would be ...
Skeith's user avatar
  • 193
9 votes
1 answer
1k views

white-coloured light brick for the iron man sets

I've recently built the Marvel Iron Man Figure (76206) which comes with a light brick to power the 'arc reactor' in the set I find it problematic that the light brick lights up orange, rather than ...
Michael Verschaeve's user avatar
4 votes
2 answers
2k views

What set is this? Star Wars, lots of greys, light and dark

What set do these bags belong to? It is the same Star Wars set.
Fabiana 's user avatar
10 votes
1 answer
1k views

How does the play experience work in the City Missions sets?

I recently saw one of the LEGO City Missions sets: According to the box, these sets are "built with stories, not instructions". How does this work in practice?
jncraton's user avatar
  • 39.8k
5 votes
1 answer
162 views

Need help identifying an unopened LEGO bag - lime green and black pieces

We found an unopened bag of lime green and black pieces. Son does not remember what or where it came from which is odd because he's always eager to assemble sets when he gets them. Looks like some ...
determined2hike's user avatar
5 votes
2 answers
919 views

No spare parts in some bags within a set?

I recently purchased and built Valentine Lovebirds and Easter Rabbits Display. While the first set contained the usual extra parts of small bricks, in 40523 the first three bags contained spares, ...
Jochen Lutz's user avatar
4 votes
5 answers
374 views

How can I easily take apart stacks of 4x4 plates?

Earlier this week I bought roughly 200 4x4 plates from the Pick A Brick wall at my favorite LEGO store. Greed got the better of me, and to fill up my PAB cups as much as possible, I stacked the plates ...
MMM's user avatar
  • 791
10 votes
1 answer
799 views

identification: strange parts in a sprue

Found this in my random parts bag. No Lego logo's anywhere, also the shade of blue is slightly off the standard blue in the Lego colour palette. The bottoms do seem to fit quite snug on Lego studs... ...
Michael Verschaeve's user avatar
4 votes
1 answer
672 views

Instructions for lego bag with 135149 (yellow and red bricks)

Please let me know if you know what set this goes with. This is everything I have.
emith's user avatar
  • 43
3 votes
2 answers
217 views

How to power on and adjust speed for a PU Train 88011

I'm doing a project for my kiddos. I'm trying to find the schematics of a lego train motor 88011, I want to control them using an ESP32 through a telegram bot. I have the ESP32 and the telegram bot ...
Eduardo's user avatar
  • 31
0 votes
0 answers
358 views

Cat D11 calibration

Once I start the calibration of the Cat D11 does anyone know how long it should take? I have let mine run for at least 10 minutes and it never completes. Should I keep it going for more time? Or is ...
Brent's user avatar
  • 1
2 votes
2 answers
156 views

Is it possible to control Airbus H175 Rescue Helicopter 42145 via the app?

Has anyone used a Technic Hub 88012 and not the Powered Up battery box that comes with the set? I would love to get it controlled via the app.
maxos79 Mouse's user avatar
5 votes
1 answer
148 views

Which set contains this Bionicle part? Looks like a mohawk or some sort of blade

Which set contains this piece? I cant find anything. It looks like a big Bionicle mohawk.
JDHaese's user avatar
  • 51
4 votes
1 answer
139 views

Wobble problem with the PF L motor

So I got my hands on a used 42095 LEGO Technic set that I wanted for a long time. After disassembling it and testing PF for the first time, I have noticed that one of the motors is extremely wobbly, ...
Jackob's user avatar
  • 71
2 votes
2 answers
173 views

What will the size of finished set be?

How can you tell from information on the box or manual what the size of the finished set will be? I'm thinking of space needed to create and store, etc.
Shelly N.'s user avatar
3 votes
1 answer
119 views

What Lego set would this building belong to? grays and red flags of different sizes

What Lego set would this building belong to? I cannot find the logo on the flag.
Vince's user avatar
  • 1,347
3 votes
1 answer
211 views

How do I switch out a gear in the Cat D11 set without taking the set apart?

I have a fully completed Cat D11. Great build. (I have previously built the Bucket Wheel Excavator, the Rough Terrain Crane, Liebherr 9800, Airbus 175, etc.) Couldn't get through calibration. Did not ...
Jack's user avatar
  • 31
3 votes
1 answer
529 views

LEGO BOOST failing firmware update

We have a LEGO BOOST kit. When going through the initial setup, we get as far as connecting the move hub to the tablet and then it asks if we want to do a firmware update. There is no option other ...
xanld's user avatar
  • 243
4 votes
1 answer
124 views

EV3 with 6 motors

My son has made a crane with 6 EV3 motors connected to an EV3 hub. He's used ports A,B,C,D and 1,2. But two of them don't work. Are ports 1-4 just data ports for sensors, not motors? Is 4 the maximum ...
xanld's user avatar
  • 243
5 votes
1 answer
203 views

Is there a way to keep fragile models together?

My late husband built a number of Lego models that I would love to keep together. However having a 5 and 2 year old around this is proving difficult and parts keep getting knocked off. Is there any ...
Barbara's user avatar
  • 51
1 vote
1 answer
82 views

questions on an Assembly Square fountain redesign

I'd like to reproduce the fountain posted here Can anyone identify the parts used to make the wide blue/water rims on the 2nd and bottom level? Also, how do I attach the squiggly water bursts on the ...
Monte Gardner's user avatar
0 votes
1 answer
463 views

How I can connect the LEGO SPIKE Prime hub via Bluetooth in Visual Studio Code using the pybricksdev library?

I'm trying to send some data from the hub to the terminal for some debug. But I can't figure out how I can connect the hub via Bluetooth to my PC. I tried to look in the API documentation and maybe I ...
tom's user avatar
  • 49

15 30 50 per page
1 2 3
4
5
92