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1answer
202 views

LEGO selling price

I have a friend who is ready to buy my LEGO, but I still need to set a price. I have about 4kg (8.8lbs) of complete sets (2011 - 2014). Almost all of the 10 are complete. The other half with 4kg are ...
6
votes
1answer
107 views

How to run 2 motors at the same time in the new EV3 version?

So I've seen a question that solves my problem in an older version, which I don't think is possible in the Education EV3 Classroom - 1.2.2, which is the one I'm using. I want to simultaneously run 2 ...
2
votes
1answer
356 views

Can you identify set from these parts?

I bought this set too long time ago. But now I can not remember set number so can not assemble. Please help me
4
votes
0answers
60 views

Migrate Lego Boost Android app data to another device

I have a Lego Boost Android application installed on device #1 and the app is logged into my LEGO cloud account (the same used for Lego Life etc. too) and is fully synced with cloud. On this device I ...
5
votes
1answer
880 views

I found these images of parts and want to find their part numbers

So I found this lot on the internet but don't trust the seller. What I want to do is find the part numbers of the pieces on the image and buy it from a reliable source. I tried to find it in multiple ...
1
vote
0answers
57 views

42082 Rough terrain crane [duplicate]

Crane can not be pushed forward or backward. It seems the front and back wheels want to move in different directions.I the rear wheels are lifted off the ground crane can be moved forward and backward ...
1
vote
1answer
133 views

What is this Duplo-like Playmobil bag called?

I bought some random Duplo secondhand and can't figure out what set or name this piece is from/called
12
votes
2answers
1k views

Where can one find the documentation for the LEGO Mindstorms Robot Inventor software?

Is the documentation (either official or unofficial) of the programming "language" for the LEGO Mindstorms Robot Inventor software available somewhere? Preferably online, without requiring ...
2
votes
2answers
129 views

How to get a random value in the LEGO Mindstorms Robot Inventor software

I am making a Python program with the LEGO Robot Inventor software which will, among other things, turn the robot a random amount periodically, which of course requires a random number. However, I ...
4
votes
1answer
899 views

Which set does this windshield piece with a hanging green head come from?

This is a windshield piece 2x 4 x 2, 4594. It has a printed green face on it. What set does it come from?
2
votes
1answer
147 views

Can you identify this fencer

Can anyone identify this hair piece and head? I did a search for moustache on Bricklink and couldn't find it.
4
votes
2answers
675 views

'Plate/tile hybrids' (plates with studs missing)

I wonder whether a piece exists fitting any of the following (equivalent) descriptions: As a 1x2 jumper (two-studs-to-one-stud-jumper) or a 1x3 jumper (three-studs-to-two-studs-jumper), but without ...
2
votes
1answer
112 views

Lego bags missing sets

I have some Lego bags that I do not know which set they belong to. Can you guys help me?
4
votes
1answer
127 views

Lego Bag Identification?

My son has this bag of unopened lego with no instructions. Bag has numbers 135149 and says 2011. Colours are mostly brown and white. There are eye pieces included both open and closed with eyelashes.
7
votes
1answer
1k views

Power for LEGO Creator Expert Roller Coaster (10261)

In order to power the Creator Expert Roller Coaster (10261) can the 'Power Up' components Technic XL Motor (88014) and Technic Hub (88012) be substituted for 'Power Functions' components M Motor (8883)...
6
votes
2answers
249 views

Are these LEGO windows?

I have had these windows in my LEGO collection since the 80's and my mum bought them second hand. They look and feel like Lego but don't have the word LEGO stamped inside the hollow circles on top.
2
votes
1answer
131 views

I have found some torsos from a collection in my dad’s loft; can you identify them?

These were in a set but I cannot for the life of me find them despite many searches online and on Bricklink... Any help much appreciated.
6
votes
1answer
412 views

Robot Inventor 51515 - PIN request when connecting via Bluetooth

Just received the item 51515 Managed to connect the Mindstorms controller via Bluetooth from mobile without any problems. Great! Next step, connect from PC. When I connect from my Windows machine I ...
4
votes
1answer
527 views

When using pi * distance between wheels/tracks, how do I measure distance between wheels?

I am trying to make a program that requires my 51515 to turn a specified number of degrees. I found a way to do that on the LEGO app's "Knowledge Base", but the given example was: import ...
4
votes
1answer
892 views

What set(s) is this piece from?

What set is this from, or what is the piece number?
3
votes
1answer
138 views

Does LEGO sell a DC relay for Power Functions?

I’d like to use a signal from a (5V) littleBits circuit to control some (9V) Power Functions motors. Does LEGO sell or recommend a DC relay to facilitate this sort of thing? If the answer is no, I’d ...
4
votes
2answers
204 views

What 3D modelling services could I use to create custom LEGO pieces?

I want to create some custom LEGO Technic pieces, but I can't seem to find any software that is good at making it. I have tried using Blender, but it is hard to create holes. Do you have any ...
7
votes
2answers
1k views

How do the Infrared Towers work?

I've seen a few Mindstorms "infrared transmission towers" listed on Brick Owl, Bricklink and other sites. However, I cannot find any good documentation that how they work, how they are used ...
4
votes
1answer
131 views

Curious Case of Polybag Sold Separately in ~2003

I am currently in the middle of my long Dark Age and I am trying to identify the polybag that was sold separately in Poland around year 2003. It had a number, airholes, LEGO logo and yellow accents, ...
4
votes
1answer
140 views

How would one parametrically create a LEGO-compatible gear?

If a gear was intended to smoothly mesh with standard LEGO gears, how should it be defined? While I know that the mean diameter (average of inner and outer diameters) of a LEGO gear should be 1mm/...
4
votes
1answer
337 views

Is a brick with a smaller Lego logo real?

I recently bought a set from Bricklink, and noticed while building that a couple of pieces had a slightly different logo placement and size. The larger logo matched all my other bricks, but the ...
2
votes
2answers
87 views

Database of parts with alternate numbers

I am ordering parts for some MOC I found online. As I compare the parts needed against my inventory, I find that I already have some of them but under different part numbers. For example, I have part ...
0
votes
0answers
65 views

Creating a Curved Grand Stand [duplicate]

I am back using Lego as an adult. On Youtube I saw a video of a quick build of the Colosseum, which connected the same standard parts with a connector to make it curved. I want to do something similar ...
6
votes
1answer
168 views

Is there a MILS-like standard for medieval villages and castles?

I'm aware of the MILS standard for building large layouts including city and train elements: This could obviously be adapted for use in medieval layouts, but is there something like this that has ...
1
vote
2answers
87 views

Who designed EV3RSTORM?

I wonder, who designed EV3RSTORM? I have searched on Google but no results.
3
votes
1answer
161 views

Technic Rough Terrain Crane (42082) doesn't move

After first book, crane won't roll if pushed. If this normal. I know when you free soon one wheel, the other will go opposite direction, but when I try to spin all four in one direction, it locks. It ...
3
votes
1answer
186 views

Can you help me identify this grey part?

Could someone please help me identify this part?
4
votes
1answer
111 views

How to generate Duplo instructions?

I am aware of how to create a Lego model and generate instructions using LDD and Stud.io However, I am having trouble figuring out how to do this for Duplo. How does one do this? EDIT: @alex yes I ...
0
votes
1answer
93 views

How to assemble the snake-head axe

I want to make an axe out of the axe head with snake There's a picture of how they did it here: I don't know how to look up the accessories on the minifig on the right with the axe. Can anyone ...
4
votes
1answer
211 views

Early 1980s snap together shop/house scene toy

Hoping someone can help. I grew up in the 80s and LEGO was my life but one birthday my grandparents bought me a building set which included plastic panels that snap together. When all put together it ...
0
votes
0answers
33 views

Data logging with a custom sensor like Pixy2 camera

I am trying to use data logging functionality in EV3 LabView using Pixy2 camera, but I get this error when I click on download and run … Unable to compile some documents for deployment: Experiment....
1
vote
2answers
191 views

I have two unopened bags of LEGO, I can’t figure out what set they're from

Two bags from Goodwill, bags are marked 2017, number 135149 (which I’ve heard is not useful information anyway)... The QR code unfortunately would not work on the LEGO app.
7
votes
4answers
2k views

Are there any sets without a lot of fluff?

I'm an adult but have come to fall back in love with LEGO again after building the LEGO Apollo Rocket kit. I wanted to buy a large set of just various LEGO bricks to build neat things. But what I am ...
2
votes
1answer
90 views

Spike Prime remote command using screen

I am trying to execute commands using the -X switch on the Spike Prime Hub but all I get is either nothing, or unknown command errors. Here is what I tried so far: screen /dev/ttyACM0 -X 'print("...
-1
votes
1answer
135 views

What brand set do I have?

I'm trying to find the LEGO-like set I have so I can buy more and I want to make sure they are compatible. The box top says "max" and I have some of the instructions. You can build a castle, ...
6
votes
2answers
272 views

What's the purpose of brick 46835 (two wheels clutched into each other)

There is this strange wheel-like part consisting of two pieces snapping into each other and offering to insert axles from both sides, as shown in the first image. What is the purpose of this part ...
3
votes
2answers
851 views

Lego Boost: how can I gain access to all the programming blocks?

I've just started playing with Lego Boost. Currently I only have very few programming blocks available in the Android app. According to this, I should be able to unlock all blocks by pressing the ...
3
votes
2answers
461 views

Where do I find the program to go with the LEGO 51515?

I got a LEGO Mindstorms 51515, and I have finished building my 1st robot, and now would like to program it. However, I cannot find any companion program to use. Where can I install the companion ...
12
votes
1answer
2k views

What LEGO set do I have?

I gave my father a LEGO set to help with his dementia. He lost the box and directions. I don't know what the set is. It appears to be a car. There is a windshield and some wheels. It's mostly black ...
2
votes
1answer
121 views

How to share a fan robot with LEGO? [duplicate]

I've made a really awesome robot with LEGO Mindstorms EV3 (and I'd like not to say what it is here). I've seen fan robots on the LEGO site, and I wonder whether they could add mine on the site. I've ...
4
votes
1answer
160 views

Lego Prototype or Megablok?

I came across this brick while sorting some Lego I purchased. It's similar to an Electric, Light Bulb Cover (colored globe), but with three major differences. It is a bit wider, the lower lip is a bit ...
1
vote
1answer
252 views

Lego Duplo 10508 train does not pull up the bridge

I tried new batteries, disassembled it, and greased it. The engine wheels seemed a bit sticky due to something sticky inside that got there at some point. I put some WD40 to make it work better and ...
3
votes
1answer
106 views

Identify LEGO set with “5T33R” sticker

Tiny orange truck with license plate "5T33R". Also has "Steer Well" sticker, flames on the sides. Have searched and can’t find online.
9
votes
1answer
671 views

When did Lego stop putting small catalogs into boxes?

In former times, all Lego sets used to come with a small catalog. This was either just a single leaflet with an overview of several themes (with a focus on new sets or subthemes), found in smaller ...
4
votes
1answer
154 views

Question about the lantern pieces in the Winter Toy shop set

I have a question about the lanterns in the Winter Village Toy Shop. I'd like to just buy the parts to make a few of the street-lights in that set. However, from reading the instructions (steps 4 and ...

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