1
vote
0answers
132 views

How to locate objects, and move towards them, without pre-programming the path

So I need to find objects in an enclosed area, I have access to the standard set of NXT sensors, i.e. ultrasonic/light. However, the ultrasonic sensors seem to be very unreliable and erratic, in ...
0
votes
1answer
291 views

EV3 and HiTechnic Color Sensor Block

Can I use the Hitechnic Color Sensor with my EV3? At the HiTechnic web site I cannot find the necessary files for importing the Hitechnic Color Sensor Block into the EV3 software.
1
vote
1answer
199 views

Cost of different works in a LEGO set price?

What percentage of a LEGO set's price goes toward research, design, manufacturing, marketing etc. It's just my curiosity since all my minifigures (from Series 3) are made in China and I don't know if ...
1
vote
2answers
398 views

Where can I find LEGO Digital Designer projects for Lego Technic MOCs?

I have LEGO Technic pieces collected from multiple sets and would like to find projects on the web which I can view and build models step by step. Please advise sources where I can find these.
11
votes
7answers
2k views

My poor minifig's head is stuck in his helmet!

Recently I made a LEGO race car with a driver who wore a helmet. Unfortunately, after the race, I tried to take off his helmet and his head came off inside the helmet. Any suggestions about getting it ...
6
votes
2answers
163 views

How long are Star Wars exclusives usually in stock for?

I'm currently looking into purchasing the Super Star Destroyer, but I'm wondering how long they will be in stock for. The reason I ask is I know that LEGO used to have a Tie Fighter in their ...
6
votes
2answers
2k views

Alternative builds with Star Wars LEGO sets

I currently own these LEGO Star Wars sets: LEGO Star Wars X-Wing Starfighter 9493 LEGO Star Wars Millennium Falcon 7965 LEGO Star Wars Tie Fighter 9492 LEGO Star Wars Emperor Palpatine's Shuttle ...
8
votes
3answers
676 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 ...
6
votes
2answers
409 views

How can I tell if my gold C-3PO minifigure is legit?

I just bought a used gold C-3PO (not the 14k version, but the 10,000-made version). There are some places under the arms and on the right foot where there is no gold paint. I think that they are all ...
10
votes
3answers
558 views

Are there any Star Wars vehicles that have not yet been produced in a Lego kit?

This includes all six films and the Clone Wars spin-offs. Every vehicle I can think seems to have been produced as part of a kit at some point. Are there any that haven't?
1
vote
3answers
273 views

How to put LEGO together upside down

I'm building a truck. For the transmission, I want to make it all even and symmetrical. To do that I need the pieces to stay together but they have no studs connecting so they will just fall apart. ...
6
votes
4answers
969 views

Rebuilding the Millennium Falcon 7965 with unsorted bricks?

After a week of building the Millennium Falcon 7965, we were nearing the end. My son became excited and literally started jumping for joy. As a result, he accidentally landed on the model and thus ...
6
votes
1answer
142 views

Tips for hair loss problem in HeartLake world?

Is there anything to do to prevent the rubber hairs (or hats) from leaving Stephanie's head? In my opinion, hairs and head stuffs for Friends don't stay in place as well as they do in the minifig's ...
7
votes
2answers
240 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 ...
1
vote
1answer
712 views

How can I build a Lego rubik's cube?

How can I build a LEGO Rubik's cube, I have 2 of them, and I've built them several times, but how can I build a LEGO Rubik's cube.
2
votes
0answers
136 views

LEGO turing machine using Rascal

I followed the instructions on LEGO Turing Machine and succeeded to build it. Next I've tried and failed to program it using NXT Mindstorm GUI. The site mentions a Rascal framework, but it doesn't ...
12
votes
0answers
342 views

What's the exact opacity and translucency of transparent bricks?

As answered in this question, transparent bricks are made of PC (polycarbonate) and as listed in this answer and on Brickipedia there are fourteen transparent colors: 40 Transparent (clear) 41 ...
0
votes
2answers
87 views

Logging and performing mathmatical calc. during run?

Is it possible using the new EV3 to log data, and peform mathmatical calculation on the data while it's being logged, and peform some and thereby trigger some event if some value has been reached?? ...
13
votes
5answers
27k views

What is considered the most valuable LEGO set?

Which Lego set is considered to be the most valuable set to own? I'm not talking about the most expensive set, and clearly it has to be out of production already, but when trying to collect complete ...
2
votes
2answers
570 views

How do I repair loose arm joints?

The arms on my LEGO minifigures are loose. How can I repair these to remain in place when I move the arm to the location I want it to stay in?
3
votes
2answers
326 views

How make a 6x6 board rotate using LEGO technic parts?

Are there any common patterns for making a 6x6 (or bigger) LEGO board have a ability to rotate using technic with gears and such? Has to be without the help of the existing 2x2 lego part that rotates, ...
17
votes
2answers
8k views

What does the acronym MOC stand for?

This is a common acronym used in the Lego community - what does MOC mean?
21
votes
5answers
4k views

What is the largest single LEGO piece?

What is the largest single LEGO piece ever produced? This does not include LEGO affiliates like Duplo. Clarifications It must be a purchasable block. By largest, I mean largest by Volume/Weight of ...
0
votes
1answer
108 views

How do I Build a LEGO Digestive System? [closed]

Does anybody have any clue on how to build a LEGO digestive system or where to start as I think it could be a good way of helping my son with a science project? Either building plans, instructions, ...
3
votes
1answer
930 views

Is there an .lxf file resource of production Lego sets?

Is there an .lxf file resource site of production Lego sets? Specifically, I am looking for the Millennium Falcon 10179 lxf file, to load into Lego Digital Designer.
0
votes
1answer
2k views

How do I get instructions to fully motorize Technic 42006

I have just purchased the Technic 42006 and would like to make it fully remote controlled.
16
votes
1answer
868 views

What is LEGO Cuusoo?

Can anyone explain the origins of LEGO Cuusoo project? There isn't a lot of information on the site. It seems to have started in Japan as a way of suggesting ideas for sets but is officially ...
8
votes
5answers
842 views

Waterproofing Lego bricks

Pretend I have a Lego ship that I want to photograph as it's sailing along in a pool. Of course the Lego bricks have cracks in between them so water will leak through. Anyone have any ideas as to how ...
85
votes
3answers
10k views

How much usage can a LEGO piece take before it loses its 'clutch power'?

In this article it's mentioned that one very important feature of the LEGO bricks are their 'clutch power' which is "the ability of its bricks to snap together tightly while also being easy to ...
10
votes
2answers
1k views

Where do bulk lego sellers on ebay get their bricks

The are a large number of people on ebay selling lego by the pound(or kg), for example, this guy. The lego is (implied to be) pre-owned as the ebay descriptions often say the bricks have been washed ...
0
votes
1answer
415 views

LEGO Power Functions M-Motor 8883 characteristics

I have a couple questions about LEGO Power Functions M-Motor 8883 (http://shop.lego.com/en-US/LEGO-Power-Functions-M-Motor-8883): Is it synchronous or asynchronous? It is powered by AC or DC?
11
votes
1answer
343 views

Why are minifigure wrenches tapered at the end?

The common minifigure wrench is tapered at one end. Why? None of the other minifigure tools are shaped this way. Is the wrench meant to also serve as a minifigure pry bar? Or perhaps as some sort ...
1
vote
1answer
350 views

“The type or namespace name ”Brick“ could not be found” Xamarin Studio with MonoBrick

I managed to establish a wifi connection with the Ev3 Brick via WinSCD and am programming the Ev3 with XamarinStudio/Mono Develop(http://xamarin.com/studio "XamarinStudio"). My problem is that "The ...
25
votes
5answers
5k views

How are LEGO sets designed?

I've often wondered how it is that LEGO goes about creating new sets. I can easily imagine a person sitting in a room all day with unlimited pieces of every shape but with some of the complicated sets ...
5
votes
2answers
474 views

What are LEGO baseplates made from?

I want to lasercut a green LEGO baseplate for a project, but cannot cut a plastic with the laser if it contains PVC or Vinyl. Does anyone know if the green baseplates are free from these materials.
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) ...
3
votes
1answer
411 views

Software to do Duplo train track layout?

Anyone know a way to create with a software duplo train track layout? The only thing I found is: http://www.anyrail.com/index_en.html It's a bit overkill for what I need and it's $US60, although ...
6
votes
1answer
105 views

Fixing poorly applied stickers

Does anyone have any tricks to removing a sticker and reapplying, after a significant period of time? I recently purchased a lot of sets from 2000-2010 range, and the stickers look like they were ...
3
votes
2answers
951 views

Determining what set I have from a bag of lego pieces?

I have a bag of lego pieces that make a set of something but I don't have a box or instructions. Is there anyway to determine what set it is so I can download/buy an instruction sheet for it...or at ...
15
votes
2answers
1k views

How to tell the different ages of pieces

I know that LEGO bricks have changed over the years, with regards to moulding pip locations, element i.d. numbers printed inside etc, but I was wondering if anyone knows when these changes happened? ...
15
votes
1answer
2k views

Starting out with trains: PF, RC, 9v or what?

I've always wanted Lego trains as a child, but never had any. However, now my son is old enough to appreciate them, I thought I might invest in some 2nd hand sets. The problem is, what standard to ...
10
votes
1answer
279 views

What is the centre hole for in modern train tracks?

LEGO train tracks have 3 holes in each of the segments: I understand the two outer holes are used with a throw-away piece to keep them stacked while shipping, but what is the center hole for? Is ...
6
votes
1answer
194 views

Alternative for Technic, Gear Rack 1 x 7 with Axle and Pin Holes?

We are trying to build a MOC which requires Technic, Gear Rack 1 x 7 with Axle and Pin Holes and we don't have that. Could we build it? Or are there any alternatives? FYI we do have Technic Gear ...
6
votes
1answer
250 views

How many styles of element separators has LEGO produced?

I used to use other LEGO elements to separate tightly bound pieces in my collection. My thumb nail and I were quite pleased when I first discovered an actual brick separator LEGO introduced to ease ...
3
votes
2answers
165 views

How can I contact LEGO set designers?

I would like to contact some of the set designers of the LEGO group to take part in a professional design forum, but I can't find any contact information. Is there a way I can contact them, or find ...
10
votes
1answer
556 views

Will Lego repair a bad motor?

I have the Electric Technic Micromotor: http://www.peeron.com/inv/sets/5119-1 and it simply won't come on. I seem to recall at some point someone telling me a long time ago, that if you sent parts ...
2
votes
1answer
107 views

Duplo Train Thomas?

Anyone know if Lego will make new Thomas And Friend Duplo? The first sets were from 2005-2009 and I can't find any information about the future of this licences
6
votes
2answers
1k views

What are the known software tools for the EV3?

The EV3 is coming in Fall/Summer of 2013 and we tons of unknowns that will come in EV3. I am curious what software EV3 will run and will older generation software run on EV3 (NXT 1.0). And my final ...
10
votes
2answers
266 views

Does cleaning LEGO parts affect their value?

I have a LEGO collection consisting of a number of rarer sets such as the monorail and 9V train sets. I want to clean the pieces but I am curious if cleaning the parts affects their value? I plan on ...
3
votes
2answers
9k views

Star Wars 2013 Advent calendar codes

What are the four codes for the 2013 Star Wars Advent calendar online game?

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