8
votes
1answer
367 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 ...
8
votes
1answer
785 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 ...
8
votes
2answers
644 views

How can I make custom LEGO packaging?

How can I print high-quality custom packaging for a custom-made model? I am aware of DesignByMe. But as many of you know, the pieces for that are limited, as are the options for making your own box. ...
8
votes
1answer
95 views

How to restore old, scratched plates

I have some old lego plates that are quite scratched. They look rather dull compared to the newer pieces in my collection. Is there any way to restore (even partially) the shiny look between the ...
8
votes
1answer
1k views

How can I catalog my LEGO pieces?

I have a fairly large LEGO collection, but not large enough that I can build anything and everything, given instructions. It's already organized quite well, but how can I catalog the pieces I have so ...
8
votes
1answer
256 views

Can I take an old LEGO winch apart?

I have an old LEGO winch that looks like #73037 It has been "restrung" but it is very stiff and it looks like it has some of the old string stuck between the rotating and non-rotating parts. It ...
8
votes
3answers
820 views

How can odors be removed from bricks?

I recently purchased some used bricks. They currently smell like cigarette smoke. What is the best way to clean these parts to remove the odor?
8
votes
1answer
947 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?
8
votes
1answer
362 views

Lego with hollow posts underneath - dates?

When did TLG change the small posts on the underside of the modern bricks and plates , eg 1x6 and 1x4, to hollow ones?
8
votes
1answer
246 views

NXC Saturation algorithm for limiting motors?

What is a good algorithm in NXC for control saturation? I want to make sure my motors don't turn past a certain angle, or they will break the model. I could do something like: if (angle > 45) ...
8
votes
2answers
399 views

Why does this program work in LabView when targeted to computer but not to NXT?

I have a program written in Labview for my LEGO Mindstorms NXT 2.0. When the target is set to the computer, the program works just fine. However, when I set the target to the NXT, the program doesn't ...
8
votes
1answer
924 views

How do the train wheels turn so smoothly?

After assembling a train or its companion wagons, I'm always impressed at how smoothly the wheels glide over the track. When putting them together, it's just a metal axle with two wheels on each end ...
7
votes
2answers
391 views

What is this yellow hinge piece named?

Recently, I've been flipping through a scan of the March 1995 edition of the LEGO Mania Magazine. Something in the corner of page 11 caught my eye: This is the 5th step of the "Flip & Build" ...
7
votes
2answers
703 views

Damage Boiling LEGO Bricks

I bought some LEGO bricks from shop on Bricklink and received them yesterday. In order to make sure that the pieces were nice and clean (they were used) so that my two year old can play with them, I ...
7
votes
3answers
666 views

Why are there no faces drawn on the black heads?

There were two black heads in the Star Wars 2011 advent calendar and neither had a face drawn. Is that because there was no face necessary since it was going to be covered with a mask anyway or is ...
7
votes
2answers
323 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?
7
votes
2answers
6k views

Which sets currently contain pneumatic LEGO equipment?

When I was younger my dad bought me 5218-1, a technic-based pneumatics set, which, combined with the old motor system to provide a mini compressor system created quite a bit of entertainment and it ...
7
votes
2answers
198 views

What elements do I need to create a smooth multi cheese slope ramp?

I love cheese slopes, but I am having issues when I try to produce a smooth gradient using several in succession. I end up with a gentle saw tooth effect at each junction. What combination of elements ...
7
votes
2answers
321 views

Where can I find a LEGO collection of minifigure photos? [duplicate]

I am looking for a collection of LEGO minifig photos - something like this, but with each minifig pictured separately in a full-length portrait. I have not been able to find such a collection on the ...
7
votes
2answers
812 views

How to Make a Lego Claw Arm?

I am trying to build a lego claw arm to pick up stuff that is out of my reach and I need some ideas on how to design it. I would like a mechanism to be able to open and close the claw from the ...
7
votes
2answers
237 views

How well do LEGO assemblies hold water?

Water is commonly represented with blue pieces, but what if I tried adding real water to a setup? For example, I create a simple blue base with a rectangle making a sort of pool. If I fill that ...
7
votes
3answers
919 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 ...
7
votes
2answers
592 views

Does Toy 'R Us (or more expensive-than-average) retailers have more extra parts than average?

I haven't bought LEGO sets for a while, as my kids are just getting old enough to make the sets, but I am assembling the LOTR sets which I find impossible to resist. I bought Gandalf Arrives (9469) ...
7
votes
3answers
287 views

What techniques can be used for laying plates at 45° angle?

I've seen a number of techniques for laying individual elements at 45° angles, but I need a consistent method for laying down larger plates at 45 degrees while maintaining close contact with the base ...
7
votes
4answers
3k views

How can I convert an image's pixels to actual LEGO colors?

The LEGO Group released a few "mosaic" sets a while back, which came with clear baseplates and a bunch of 1x1 bricks. I have been wondering recently if it is possible to use an image as a reference ...
7
votes
5answers
369 views

Which brands (fictional and non-fictional) have appeared in the Town/City theme?

A few years ago I wrote an article about the fictional organisation logos found in the City theme. I'd quite like to revisit this, as I'm sure I must have missed some. I also only focused on the ...
7
votes
2answers
1k views

How to sort complete sets from box of unsorted LEGO

My son has thousands of pieces of LEGO, but he has them all dumped in a box. Is there any way to figure out what sets they went to if I don't remember the names of them?
7
votes
1answer
353 views

Whose Head is this?

I've found this kind of cool looking minifigure: Apologizes for the poor picture. :( But after some research, I think I have determined that this body would have come from set 6584 - Extreme team ...
7
votes
3answers
637 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.
7
votes
1answer
344 views

What is the true angle of a cheese slope?

What is the true angle of a cheese slope? Bricklink lists it as "Slope 30 1 x 1 x 2/3" while LDraw and Peeron list it as "Slope Brick 31 1 x 1 x 2/3". Why do these sources disagree, and what is the ...
7
votes
2answers
4k views

What are the exact dimensions of a DUPLO brick?

The dimensions of LEGO brick are documented well, but what about DUPLO bricks? If have only found the general statements that DUPLO is twice as large as LEGO but no exact numbers. What about the ...
7
votes
2answers
336 views

What set is this brown (wall?) element from?

While sorting out some old Lego finds, I stumbled across this piece: I have absolutely no idea what this element could be for other than some kind of wall part, and even then I have never seen ...
7
votes
2answers
3k 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 ...
7
votes
3answers
5k views

What are some examples of advanced train layouts possible with the PF train sets?

I recently got my first train set, the Constitution Chase, and it has sparked my imagination for building train layouts. My 3-year-old son has a small collection of wooden trains and we enjoy building ...
7
votes
3answers
467 views

Are there SNOT models with instructions for beginners?

I would like to introduce SNOT building to my daughter. I have used this method only a few times myself and when I did, I was just messing around. I feel it would be simpler and less frustrating for ...
7
votes
2answers
427 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 ...
7
votes
1answer
447 views

Can I re-use my LEGO Store Pick a Brick cup?

I was wondering if anyone went into a LEGO store with their old Pick a Brick cup and got a discount for re-using it, or do you have to buy a new cup?
7
votes
1answer
424 views

Lego Trains 12v: Identify This?

This is a very popular picture, which almost all Lego Trains' fans from 1980s would recognize. I have the train in the forground, 7740, but not the 4th car (red one). Can anyone please clarify that ...
7
votes
1answer
291 views

Is it safe to drink from Pick A Brick cups?

I have a habit of drinking from the Lego Pick A Brick cups. I sent an email to Lego to ask if they were rated safe for drinking from, and they refused to endorse any use of Lego products that wasn't ...
7
votes
4answers
2k views

Lego Digital Designer Alternatives

I am been using LDD (Lego Digital Designer) for my latest NXT project and noticed a major delay in building and making instructions for my Projects (My Mindstorm projects contain well over 500 pieces) ...
7
votes
2answers
1k views

Exact dimensions of studless Technic beams

I'm looking for the exact dimensions of the studless Technic beams. I found a number of answers for studded beams but there are some more aspects for the studless beams which are not covered. I'm ...
7
votes
1answer
177 views

Who built the LEGO structures for the film “Elf”?

My daughter greatly enjoyed the look on my face when the guy destroyed Buddy's LEGO models in the film Elf. She wishes she had a picture of me. The question is: Does anybody know who built the LEGO ...
7
votes
2answers
410 views

Alternative (back of box) builds of 7822 Railway Station - is there an 'official' configuration where the track terminates at the station?

I am looking for a scan or photo of the back of the box of the 7822 Railway Station Background: As is common with Lego sets, there are a number of alternative builds pictured on the back of the set ...
7
votes
2answers
441 views

How do I build a paper feeder with LEGO to transfer a single sheet of paper from a deck robustly?

I want to create an apparatus (which might be called a paper feeder) to take a still image for each paper taken from a deck of 500 sheets robustly. Robustly means that the apparatus must guarantee all ...
7
votes
1answer
734 views

What are the electrical properties of electric LEGO systems?

Several electric LEGO systems exist: LEGO Trains LEGO Technic Power Functions (PF) LEGO Mindstorms (in several versions) ...? How do these systems differ in electrical properties and which systems ...
7
votes
3answers
755 views

Can you build accurate models using 100% LEGO elements by following Megablocks instructions?

I shudder when I find errant MegaBloks in my LEGO elements, but admit to admiring certain in-the-box models offered by them. I know the pictures depicted on the MB boxes are not actually photos of a ...
7
votes
1answer
186 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 ...
7
votes
2answers
1k views

Whatever happened to Architecture 21015 Eames House?

The set was scheduled to be released in 2012, no such luck. Any idea on why it never came out? Was looking forward to building it.
7
votes
1answer
636 views

List of prototype or unreleased themes

I recently discovered the unreleased "Seatron" theme (basically an early Aquazon prototype with elements from M-tron) as I was looking around for building ideas. After some searching, I also found the ...
7
votes
1answer
171 views

Are third party NXT compatible parts safe to use?

I bought the Mindstorms NXT for my son's coming birthday and I noticed that there are several places you can get third party parts to use with it (sensors, connectors, etc). Are these safe for the ...

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