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21
votes
4answers
98k views

What was the first set produced by The LEGO Group?

What was the first Lego set produced, and when was it first released?
20
votes
1answer
2k views

How to Decipher Lego Building Instructions Filenames?

On the official site for downloading lego instructions, the filenames are often quite cryptic, and many sets have as many as six different files you can download and sometimes it's hard to tell which ...
20
votes
2answers
22k views

How do I know when current sets will retire?

As the title asks, how is the easiest way to find when current sets on the Lego website will be retired and no longer sold. For example, the 10197 Fire Brigade has been around since 2009, same as ...
17
votes
3answers
12k views

Looking for a site with custom instructions

I'm looking for a website that has some cool custom model instructions. I have a LEGO store near me and I'm able to buy pieces individually. I'm looking for more of a sci-fi ship kind of instructions. ...
15
votes
3answers
2k views

Are these bricks old Lego/Duplo clones?

Can anyone identify these bricks, which I suspect are Lego clones. They may be more than 30 years old. I bought them on ebay as Betta Bilda from Lego/Duplo dealer. Some BB was included, but these ...
13
votes
3answers
7k views

Any good alternatives to BrickLink?

I'm trying to find certain bricks online, and of course, came across BrickLink. But it's so darn hard to use it; search is absolutely useless, and I can't figure out how to use the catalog for the ...
11
votes
2answers
16k views

What are some “Illegal” LEGO combinations?

On Brothers Brick, there is an AFOL term for bad LEGO combos: Illegal. These combinations are "unconventional" and put stress on the bricks. Essentially, they are nonconformist, risky maneuvers, ...
10
votes
1answer
529 views

What is the popular challenge of solving the Rubik cube as quickly as possible using LEGO bricks?

I saw videos of people participating in a race to resolve a Rubik cube as quickly as possible using Mindstorm LEGO robots. Can you provide information whether there is a competition and on who is ...
9
votes
1answer
813 views

Lego Mindstorms EV3: programming language recommendation

I am planning to build an autonomous car in LEGO Mindstorms that will use ultrasonic or infrared sensors and in the future also a camera for line tracking. Currently I construct my programs using the ...
8
votes
4answers
2k views

Representing pregnancy on LEGO minifigs without a dome

So far for pregnancy I have tried a fetal carrier that I put on the minifig's back but this limits her movements. Specifically she can't bend too far in either direction and also she can't lay down ...
6
votes
3answers
5k views

API for Android or iOS connecting to EV3 by bluetooth

There is official API for Windows, WindowsPhone8 and WinRT https://legoev3.codeplex.com/ it lets you connect to EV3 brick and control it remotely from your WindowsPhone. Are there any libraries ...
28
votes
4answers
8k views

Is there a logic to the way The LEGO Group fills the plastic bags?

When opening a new box, most of the pieces are in closed plastic bags, and sometimes inside those plastic bags is another plastic bag for smaller pieces. I find the pieces, for the most part, rather ...
24
votes
3answers
9k views

How do you store your built models for long-term display?

My wife and I recently started to re-enjoy Lego and had a lot of fun building the Grand Emporium and a few other pieces but now they're collecting dust and we're lucky enough to have a few spare rooms ...
21
votes
3answers
1k views

What are the female parts called?

What is the proper term for the "female" section of the piece that the "studs" insert into? I have heard "pipes", "tubes", "underbits". Is there an actual term for the female section?
19
votes
4answers
4k views

Will my LEGO bricks discolor in indirect sunlight?

I have a bunch of new LEGO sets because of my new status as an AFOL. I've got them sitting on the dresser in a room that gets indirect sunlight (see below). There is no direct rays hitting the LEGO ...
19
votes
1answer
1k views

How much weight can a handle of Technic pegs and beams support?

Some Lego spaceships have handles attached, made out of Technic beam and pegs, and attached to the model using Technic bricks, pegs, and axles. For example, 7644: MX-81 Hypersonic Operations Aircraft ...
18
votes
4answers
6k views

Are all the Magnet minifigs now glued on and how should I remove them?

A couple of years ago (around 2010 I think), I bought a number of the Star Wars magnet sets, as they looked like a (slightly) economical way of buying a number of specialist characters (including the ...
18
votes
4answers
2k views

How to make a 1 ldu offset?

LDraw units are defined so that a simple 1x1 brick has a side of 20 ldu and a height of 24 ldu. Using simple building techniques, it's easy to create 2 ldu offset, as illustrated in this picture, ...
17
votes
3answers
735 views

What are some free kid-friendly tutorials to get started with Mindstorms Nxt 2.0?

My daughter (10) got the NXT 2.0 for christmas. It doesn't really come with any tutorial. I'm looking for something she can follow which will teach her to use each of the sensors and slightly more ...
15
votes
5answers
71k views

What is the quality of lego replicas on Aliexpress?

Aliexpress sells a lot of Lego replicas, has anyone here bought one? I am wanting to know how the quality compares to Lego? Example products: https://www.aliexpress.com/wholesale?catId=0&...
14
votes
1answer
668 views

What is the difference between these hole shapes?

I purchased an assorted bag of LEGO Technic pieces. There are pieces with axle holes, but what puzzles me is that the holes are different from what I am familiar with. There's a piece with an ...
14
votes
1answer
2k views

How to repair leaky pneumatics?

Some of my pneumatics parts, mostly pistons, have seals which no longer prevent the air from escaping completely. On some parts they are unreliable and on others they are not working at all. Why do ...
13
votes
3answers
18k views

Is there an official LEGO terminology for the features of basic pieces?

When I read this question I remember to regularly ask myself what the features of bricks are called. At the top are there nibbles, knobs, or studs? At the bottom are there tubes? New bricks also have ...
13
votes
4answers
25k views

Is there a Technic set that is just an assortment of parts and not a specific vehicle?

Can I buy Technic sets that are just assortments of parts as opposed to a specific vehicle? Background I do research on sediment carbon cycling in lakes and I need use a rotating array of magnets to ...
12
votes
1answer
845 views

LEGO and fuel company commercial relationship?

Over the years LEGO has used a number of real-world fuel company names on its products: ESSO Shell Exxon. I'd be interested to understand the commercial relationship between LEGO and these companies....
12
votes
2answers
746 views

What is the best way to store LEGO rubber tires?

Should they be stored with or without rims inside? Or should they be kept away from plastic for long term storage?
11
votes
2answers
1k views

What part(s) can I use to connect technic liftarms at a 90 degree angle?

Is there a way to connect the two beams in this angle and still keep the connection strong and keep the rotation the same?
11
votes
1answer
2k views

What changes were made to Maersk blue?

I read that LEGO recently changed the colour of Maersk blue. Is this true? If so, why did they make a change?
11
votes
1answer
4k views

How many hours of travel does it take to wear out LEGO monorail tires?

I've seen some pretty impressive LEGO tire driven/cushioned monorail displays that put miles of wear on the track and the train cars that ride on it. I'm hoping a monorail expert can tell me (about) ...
10
votes
3answers
3k views

What is the purpose of this plate with door rail?

I'm looking at the this piece: Is this piece some kind of a track on which you can build stuff that slides? I see it in sets as a decorative piece from time to time. What does "door rail" even refer ...
9
votes
3answers
3k views

Simplest approach for rail sets automation

How would you tackle the automation of a lego rails set. I am looking for a solution that can be achieved with available parts. From the answer I will chose either to invest into lego rail sets for ...
8
votes
2answers
960 views

What is a good ratio to buy bricks in?

I want to add to my collection by buying an assortment of 2x4,2x2,1x2, and 1x1 bricks in a variety of colors. I want these to be general purpose bricks, primarily for sculptures and buildings. What ...
8
votes
1answer
823 views

Is it safe to try different firmwares on EV3?

I have prepared a SD card to run Lejos on EV3, as said on Lejos Sourceforge page and I'm about to test it. What worries me - will I still be able to go back to original Firmware if something goes ...
8
votes
4answers
15k views

How can EV3 Gyro sensor drift be handled?

EV3 robots can use a Gyro sensor to determine the direction the robot is heading. The initial conditions are important. The sensor needs to be still and then the sensor reset. However, once in a ...
7
votes
2answers
6k views

Compatibility EV3 software with NXT brick - known limits?

Lego says I can I use the new software to program old NXT bricks: Q: Is EV3 backwards compatible with NXT hardware? A: Yes. You can program your NXT intelligent brick using the new EV3 ...
6
votes
1answer
546 views

Best online community for Lego Builders?

It seems like different people use different online communities to share Lego-related things, but is there one that's just the best? I suppose I am asking a subjective question, but what I'm looking ...
6
votes
1answer
646 views

How does cleaning yellowed Lego bricks affect their clutch power?

Will cleaning yellowed bricks (via the retr0brite solution) decrease the clutch power of lego bricks? I've also heard that certain colors of embellishments on the minifigs or bricks do not hold up ...
5
votes
2answers
1k views

Are there any army-related LEGO toys?

I don't recall ever seen a LEGO tank, a LEGO minifigure figure or any army-related LEGO sets. I know that there are LEGO toys that imply some level of action/fighting, from police sets, knights, ...
5
votes
1answer
2k views

can't send multiple commands to EV3 using Python

I want to use Python to send commands to an EV3 brick. In C++ things work as expected - for instance, this starts the motor on port A and then stops it after a while: #include <unistd.h> #...
3
votes
5answers
359 views

You know you have been LEGOing too long when

Inspired by this webpage on raytracing I was trying to find out whether something similar exists for LEGOing (playing with LEGO). However, I couldn't find any references to jokes like "You know you ...
1
vote
1answer
9k views

What is the best way to sell complete used LEGO sets?

I have some used Star Wars LEGO sets (one is discontinued and has been for a while), some Marvel/DC LEGO sets, and some miscellaneous sets. What is the best way to sell these?
25
votes
4answers
3k views

What is the male:female ratio of gendered minifigures?

For many years now, Lego has provided more detail on the face and bodies of minifigures. One of the effects of this is that the usually visually gender-neutral minifigures of my childhood (with the ...
23
votes
6answers
3k views

Can an axle be removed from this Technic 'brick paradox'?

This blogpost on Technic Bricks briefly explains a few 'brick paradoxes' or dead ends. This particular model seems impossible to disassemble by hand: How can I remove the axle without damaging/...
22
votes
6answers
1k views

What is the basis of purism in LEGO building? [closed]

LEGO purism is the idea that LEGO constructions should be made with only with official LEGO blocks with no modifications. Other bits of plastic, papercraft, metal supports, and so on are frowned upon. ...
22
votes
2answers
1k views

Minifig rotatable legs on a stick - what is this?

What kind of piece is this? Emboss says "(c)2003 The LEGO Group" and there is a 4303 number below. I browsed Peeron a little but didn't find anything similar. There are two red handles, one rotates ...
21
votes
3answers
2k views

What causes these 'bite marks' that appear consistently on new bricks?

I purchased a set (second hand) which has the following defects on the 75°-sloped, inverted 2x1x3 blocks: I assumed they were teeth-marks and asked the seller for replacements, and he found and ...
21
votes
5answers
10k views

What material is used to make capes and cloth in LEGO sets and where do I get it?

It seems like a conspiracy to keep everyone from knowing this. Custom cape sellers don´t say what it is, the women from the draperies I questioned always say something along the line of "coated ...
20
votes
2answers
7k views

Are LEGO elements safe to use in an aquarium with fish?

Are LEGO elements safe to use in an aquarium with fish? I've never seen LEGO elements in a working fishtank.
18
votes
3answers
7k views

Lego set for 17 year old

This might sound a little bit silly, but I'm 17 and I've never built a LEGO toy, so I was looking for a first one, to see what it's about. What sets would you recommend I should look at, that are ...
18
votes
2answers
7k views

What software was used to create the LEGO Movie?

So I've just seen the LEGO Movie and I was amazed at the such intricate details of all the minifigures and sets. I was wondering if anyone knows what software was used to create the film. Animal ...

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