17
votes
1answer
2k views

How can I make a working pin tumbler lock?

I'd like to make a working pin tumbler lock out of LEGO bricks. I have already designed a key I'd like to use that should be compatible with five cylinder lock.
11
votes
1answer
468 views

Where do the pieces numbered 4255629 go in the Death Star (set 10188)

I just finished up the Death Star set, and while it comes with the usual smattering of leftover pieces, I've got two pieces numbered 4255629 (shown below) that never got used. I've scanned the manual ...
11
votes
1answer
848 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 ...
11
votes
3answers
529 views

Does the basic 2 x 4 brick have a common nickname?

Some bricks, such as the Erling brick, seem to have common nicknames in the LEGO building community. As the basic 2 x 4 brick appears to be the foundation of the system, it is reasonable to suppose ...
13
votes
4answers
368 views

How can I fix a flattened gear?

I have an old small gear that somehow got flattened to an oval shape. The axle hole is too narrow to slide a bar through, although it is not completely closed shut. How can I repair this gear?
8
votes
3answers
2k views

Can Lego soccer (football) parts be used for anything other than soccer?

I had the Lego soccer field, but took it apart. What else can the parts be used for besides soccer? I'm specifically wanting to know about the green bases and minifigure stands.
9
votes
1answer
1k views

How can I build Victorian Style windows?

How can I build Lego Victorian style windows, like those on the White House or Capital Building? This is one style I have done, which, as far as I know, was an original idea by me:
14
votes
2answers
2k 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.
9
votes
1answer
514 views

How can I make a brick-built wheelbarrow?

I'd like to make a brick-built wheelbarrow to fit on a construction site that can be held by minifigures hands. I've seen prefabricated Duplo/Fabuland wheelbarrows as well as a new wheelbarrow in a ...
10
votes
1answer
924 views

Why does the Erling brick have a ridge below its outward facing stud?

Why does the Erling brick (#4070) have a ridge below its outward facing stud? Whereas the more versatile and less common #87087 does not? The #87087 piece also has a better use in SNOT usage, as it ...
9
votes
3answers
12k views

Alternative products compatible with LEGO [closed]

I heard that lately a patent for LEGO expired and now everyone can create a company to produce bricks that are compatible with LEGO. I am wondering how many of such companies are there. I know one ...
11
votes
1answer
620 views

How can I create a visually appealing Castle wall from one colour?

I have a bag of hundreds of classic light grey 2x4 bricks, and 2x1 bricks. How can I use these to make some interesting castle walls?
17
votes
3answers
1k 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 ...
7
votes
2answers
2k views

Is there a good way to build a dome on the top of a building?

How can I build a dome on top of a building, similar to a state capital or something similar? The building has a base of 16x24 studs.
16
votes
6answers
2k views

How can I easily remove a jumper plate without a brick separator?

How can I easily remove a jumper plate? I find a it very difficult to remove this kind of brick with a brick separator.
30
votes
1answer
4k views

What is SNOT building?

I have seen reference on LEGO forums to "SNOT building". This sounds gross! Are there really squishy-sticky LEGO bricks, or what?
17
votes
1answer
1k views

What are LDUs and how do they relate to LEGO bricks?

What are LDUs? I see technical people talking about plans and designs in terms of LDUs. I understand it's a measurement unit. What does it mean and how do LEGO bricks relate to them? Why are they ...
11
votes
2answers
620 views

How should I model a Heroica scale castle bedroom?

My son has requested that we add a bedroom to our Heroica castle. I'm looking for some advice on the creation of the bed area. The Microfig characters are 1x1x2, and the rooms are generally designed ...
7
votes
1answer
2k views

Which BIONICLE combiner sets do official instructions exist for creating?

There is a diversity of BIONICLE combiner sets (sets made by combining multiple individual sets together) for various groups including Toa, Matoran, Bohrok, Rahkshi, Dark Hunters, and a number of Rahi ...
10
votes
1answer
467 views

Are the X-Pods balanced?

I own a few X-Pods and want to play the X-Pod "Play-Off" game again. While I want my game pieces to look neat, I also want to win. Does each X-Pod have the same chance of winning? If not, then I ...
8
votes
1answer
596 views

Are there LDraw files for the standard Heroica components?

I'm using MLCAD to design and polish some Heroica maps. As I go I've made various LDraw files for the common map components (6x6 tiles with 4 spaces, 4x1 hallways, etc.) as well as some aliases for ...
15
votes
1answer
698 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 ...
16
votes
3answers
1k views

How would you make a good pivot-arm suspension?

I once tried to make a 4 wheeled Lego robot using a pivot arm suspension system. The robot was motorized using 2 Mindstorm (2.0) motors (one one each side). I can't find and original picture but it ...
20
votes
2answers
571 views

What is “micro-scale” building?

I have seen references to "micro-scale" building in LEGO documentation. How is this different than the "normal" LEGO building scale?
10
votes
3answers
5k views

Is there a database of original Minifigure configurations, including their personal gear?

Is there a minifigure museum? I have a gallon jar (& more) of minifigures that my kids have mixed and matched. Is there a website I can reference in order to put the minifigures back in their ...
13
votes
1answer
2k views

Is there difference between different colors of LEGO axles?

There are a few different colors of LEGO Technic axles, but not enough to really use for artistic variation - black, grey, some beige, and recently I have started seeing blue. The particular color ...
14
votes
1answer
757 views

Who is (or was) Susan Williams?

I've heard the name "Susan Williams" associated with LEGO products, especially in the 1980s. Who is / was she?
8
votes
1answer
196 views

How well does the new interior lighting system intergrate into a new build?

I enjoyed the interior LEGO lighting I saw at Brickcon 2011. How does the lighting system affect the fit of the LEGO elements involved?
20
votes
3answers
5k views

How can I build a functional gearbox?

I'm looking for a fully functional (manual) transmission / gearbox for my Technics motorized vehicle. How can I build this?
14
votes
4answers
3k views

Best way to store instruction manuals?

Currently I store Lego set manuals/instructions in hanging file folders in a file box, grouped by set type. This makes it hard to dig through and find the one I need, and manuals tend to get tangled ...
6
votes
2answers
611 views

How strong are blocks in general - is adhesive necessary when building large structures?

I'm really intrigued by all the amazing bridge architecture and designs people come up with (for example: Lego Cable Stayed Bridge) and it got me wondering, do larger structures like that need any ...
11
votes
1answer
1k views

How can I automate orders from Lego Pick-a-Brick?

Is there a way to automate the process of ordering from Lego's online Pick-a-Brick? I'd like to be able to go from a .csv with part IDs to a filled cart on their site, or even all the way through to ...
19
votes
1answer
1k views

Why are old LEGO bricks more brittle than new ones?

My vintage LEGO sets (circa 1980) are difficult to unbuild. Some pieces are prone to break. Did the plastic recipe change with time or are the bricks simply degrading?
20
votes
1answer
2k views

Are transparent neon Lego bricks made from a different plastic than usual?

There are several colors of transparent, fluorescent Lego bricks. In particular, "trans neon yellow" and "trans neon orange", introduced in the early 1990s, exist in a variety of specialized shapes ...
26
votes
4answers
2k views

What are proven methods to sort/categorize a large number of parts?

How would you recommend to sort your lego parts? Finding a certain part in a box with parts of about 20 models takes ages :) Should I sort by color? Or by size? Another category?
7
votes
2answers
332 views

Can I get LEGO compatible wheels 3cm in diameter or bigger?

I want to make a formula one car at least 30 cm in length out of standard LEGO parts. None of the LEGO wheels I have are big enough for this scale. Where can I get some big wheels that would look ok? ...
3
votes
1answer
602 views

Does the LEGO company sell LEGO brick organization bins? [duplicate]

Possible Duplicate: What are some storage options? Are there official LEGO brick storage and organization bins available? If not, then what good 3rd party options are there? I'm looking ...
0
votes
0answers
336 views

What is the best way to clean LEGO bricks [duplicate]

Possible Duplicate: Lego cleaning techniques and tools What is the best way to clean LEGO bricks for trading or resale to other enthusiast? The bricks are from a Non-smoking environment, ...
9
votes
1answer
1k views

How are the LEGO instruction manuals made?

I wish to know how the lego instruction manuals are made. What is the process currently used?
11
votes
1answer
599 views

What does SNIR stand for?

I know that SNOT means "Studs Not On Top", but I've also seen "SNIR" used, often in the same context as SNOT, but clearly different - what does it mean?
9
votes
1answer
506 views

Historically, what types of sets have proven to be a great investment?

My brother recently sold some of the lego he had as a child, and they went for a lot more than they cost originally, even taking inflation into account. So, what types of sets have risen in value ...
9
votes
1answer
260 views

What are the names for these two pieces of a car chassis and a piece for above the wheels?

I have the following pieces but cannot find their names nor precise usage on BrickLink or elsewhere The black one has a wheel well on each side - sorry for the poor image quality. Both the red and ...
21
votes
2answers
3k views

What is an Erling brick?

I have seen people refer to the "Erling brick" or "headlight brick" on LEGO forums. What kind of brick are they talking about?
8
votes
4answers
7k views

How can I identify kits from a box of parts?

I am a life long Lego Maniac, and my kits from when I was a kid were passed down to my nephew, who has just passed them down to my son (40 years of history...). The trouble is that none of my old ...
12
votes
1answer
2k views

What sizes of bricks (building scales) have carried the Lego brand name?

Apart from regular Lego and Duplo, what other sizes of brick have there been that have carried the Lego name? What is the compatibility between the different building scales?
8
votes
2answers
695 views

What is the history of “Modulex” blocks?

I have seen a few very small models using something called "Modulex" pieces and have even heard that they are directly related to LEGO somehow? They don't seem to be around anymore so I was wondering ...
11
votes
3answers
328 views

How can I keep LEGO winches from becoming tangled?

I have some LEGO winches/strings with hooks. Putting these away inevitably results in tangled strings (the next time I take them out). Even winding them up doesn't help. Storing these in drawers ...
8
votes
1answer
457 views

What is this challenge to solve the Rubik cube as quickly as possible using LEGO bricks?

I saw videos of people participating in race to resolve a Rubik cube as quickly as possible using Mindstorm LEGO robots. Can you provide information if there is a competition, who is involved? What ...
7
votes
1answer
774 views

What changes were made to Maersk blue?

I read that Lego recently changes the color of Maersk blue. Is this true? If so, why the change?
2
votes
1answer
224 views

Why do some sets have two different numbers? [duplicate]

Possible Duplicate: Why did Lego use the same number for two different sets? For example, 324 Ricky Racoon on his Scooter and 3605 Ricky Racoon and his Scooter appear to be identical in ...

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