4
votes
1answer
159 views

Is LEGO testing the market with the Minifigure Series?

I looks to me that LEGO is testing the market by using the Minifigure Series. It seems logical to try all kind of different themes and see which ones are gaining traction. For example: Minifigure ...
4
votes
1answer
626 views

What is the name of this Lego Blacktron anime/cartoon?

Once upon a time, in a distant past there was a Lego Blacktron series: The Lego Blacktron series has a logo/symbol, it's a yellow triangle with small black triangle inside. Now my question is: ...
4
votes
1answer
398 views

Ninjago lightning and fire dragons

I am searching (to buy) the lighting dragon and the fire dragon from the Ninjago series. I am not interested in other parts of those sets, I'm just searching for the dragons themselves. I have ...
4
votes
3answers
95 views

Starting a wholesale LEGO business

I would like to start a company trading in bulk LEGO. I have been told, however, that trading in volume is quite difficult and good discounts are only really given to the likes of Walmart and other ...
4
votes
2answers
113 views

LEGO Technic part Numbers

My daughter got the LEGO Technic - Service Truck set. When we looked at the instructions, we saw a different notation on parts. eg: the beams (cross beam) it has number 5 in white circle. what does ...
4
votes
1answer
190 views

Help to identify a unique minifig head

I have a minifig head that I can't find on the Brickset website or else where. Not sure where it came from but found it amongst a pile of odd bricks my kids had collected years ago. The head is ...
4
votes
1answer
318 views

Duplo Activity table to Lego System Table

We purchased a table with Duplo baseplates on top (activity table) for my son when he was 1 year old. He's now turning six and we would like to convert the Duplo top to the regular LEGO System top. is ...
4
votes
2answers
439 views

Battery for Trains

For those who have tried, which one is a better option: Rechargeable Battery Box and Transformer/Charger 10VDC ($50 + $25) or AAA Battery Box and a lot of AAA batteries ($13 + ?) Obviously $75 is ...
4
votes
2answers
298 views

What is the difference between 8T gears “Type 1” (3647) and “Type 2” (10928)?

On Bricklink I can see that there are two types of 8-toothed gear - a "Type 1" (3647) and a "Type 2" (10928). It's obvious these parts are not the same, but what is the functional difference ...
4
votes
3answers
556 views

Which type of LEGO bricks would be compatible with the Mega Bloks Blind Bag Figures?

My husband collects the Marvel figures which come in the Mega Bloks blind bags. His birthday is coming up and I'd like to build him a display for his Marvel figures. I'd strongly prefer to use LEGO in ...
4
votes
1answer
388 views

How can I make a LEGO heroica scale fountain of youth using bricks from Fortaan or Waldurk?

I have started collecting heroica and I thought "wouldn't a fountain of youth be superb!" but I only have Fortaan and Waldurk... any ideas?
4
votes
1answer
137 views

Are there any theoretical works about possiblity of self-replication of LEGO systems?

Are there any theoretical works about possiblity of self-replication of LEGO systems? (constraints on the size etc., computer simulations) Here are some relevent links: Bartlab.org: PDF Document ...
4
votes
1answer
3k views

LEGO WeDo and Mac OS X Lion

Just got a new Mac with Mac OS X 10.7 Lion instead of burned old one. Now I can't install WeDo software since its installer doesn't support Lion. Google search suggests that LEGO released a patch to ...
4
votes
3answers
95 views

Protecting a minifig from wear

I've purchased a few of the Lego keychain minifigs. Each time I've bought a new one was to replace the previous one because it had most or all of the paint rubbed off from going in and out of pockets ...
4
votes
1answer
124 views

How much does the NXT brick weigh?

I am working on a project that involves LEGO Mindstorms bricks but for some tasks I want to know the weight of the NXT brick, so I would be pleased if anyone can help me.
4
votes
1answer
149 views

What does BURP or BURPS stand for?

Came across this one a few times (most recently here) where it links to a number of mountain elements: you still end up with some neat mini-BURPS and other useful pieces
4
votes
1answer
184 views

Can I build UCS Death Star by buying bricks separately?

I'd like to get the UCS Death Star, but it's too expensive :( I got the build manual, and I see what bricks I need. I am thinking of buying them separately via Bricklink. Has anyone tried doing ...
4
votes
2answers
196 views

Can you identify this yellow crane?

Can you identify this one? It's part of a series of models I had as a kid that I want to take apart for my own kids now, and I'm looking for the original instructions.
4
votes
3answers
715 views

In lego mindstorm EV3, can you make the individual programs in a project into functions which can be used in the other programs?

The bit where you program what the robot does using your computer. I'm making a project and I can't fit it all onto the screen, so if you can't do functions, is there any way to zoom out of the screen ...
4
votes
1answer
211 views

Lego Racer kit with Chargeable Cars

I have an old Lego set that I've lost all the documentation on. It's about 10 years old (I see ©2003 in various places). The set built a track and contained two charging stations that integrated into ...
4
votes
1answer
252 views

How many standard 2x4 LEGO elements are produced in a single 2x4 mold injection?

Just how many standard 2x4 LEGO elements are produced from a single mold injection? I realize the molds are used over and over again, but how many bricks does a 2x4 element mold produce at a time?
4
votes
1answer
123 views

What is new about the IR receiver in the 4x4 Crawler 9398?

Reading a review of the 4x4 it seems the IR receiver is different from what is included with the trains. From the review all the information we got was "improved CMOS motor driver with lower power ...
4
votes
2answers
4k views

Programming the NXT brick using an ipad app

for the past few years, I have been using netbooks to program the NXT. I would like to move into the 21st century and use ipads. Is there an ipad app for programming the NXT brick?
4
votes
1answer
2k views

Can you program an RCX using the Mindstorms NXT 2.0 software?

I was asked to teach a robotics class and found several RCX bricks in storage. Can I use these bricks with the Mindstorms NXT 2.0 software? If not, what would be the software I would need to use the ...
4
votes
1answer
178 views

Do LDraw files describe models, bricks, or both?

Sorry if this is kind of a dumb question, but do LDraw files describe models (with translation and rotation values with references to bricks contained in other files), or do they describe the bricks ...
4
votes
1answer
205 views

Why does my RCX programmable brick have no power socket?

My RCX has no power socket, I don't know why. it seems that all RCX 1.0 over #300000 have no power adapters. My ONLY link is Google pictures. why?
4
votes
1answer
67 views

Is there a program to tell me if a specific parts list is available in a given colour?

I want to build some models using the new 1x2 curved slopes which come in limited colours at the moment, the models need to have single solid colours if at all possible. Is there a program or site ...
4
votes
1answer
156 views

Dimensions of Mindstorms NXT pieces

I don't have access to my NXT boxes at the moment (they're stuck behind a wardrobe that won't get moved for a week or so) and I'm working on this project where I need to know the dimensions of the ...
4
votes
3answers
172 views

Holonomic robots using Mindstorms

I just got some Rotacaster wheels and want to try building a 3 wheeled Mindstorms omnibot (holonomic robot) and I'm looking for a practical (easy) discussion about writing a driving program. I've ...
4
votes
1answer
113 views

Name of trunk-like objects

What's the name of the black curved elements in the header/banner of https://www.flickr.com/groups/lego_arboretum/? The full picture along with some others of the same diorama can be seen here: ...
4
votes
1answer
162 views

Need help fudging a group in 8039

So, I'm building "8039 Venator-class Republic Attack Cruiser ™ Star Wars TM" and I've hit a snag. I need help fudging the instruction from page 76 of book 1 for that set (see picture below). I'm ...
4
votes
1answer
126 views

Can you identify this model of a yellow truck?

It's part of a series of models I had as a kid that I want to take apart for my own kids now, and I'm looking for the original instructions. Can you identify this one?
4
votes
3answers
190 views

Are all stickers on a sheet used or do you sometimes have spare? Dino HQ set 5887

I built Dino set 5887 recently, but the sticker sheet contains one extra sticker: one of the 'D' things, the pentagram one. One went on one of the walls, the other two round 'D's went on the chopper. ...
4
votes
1answer
183 views

Set to run a program within another program using NXT-G

I'm using NXT-G to program my robot to do few tasks autonomously for so many possibilities. When using C programming, we can call a function from different file into the main program. So, I wonder if ...
4
votes
1answer
596 views

How hard is it to convert the new(ish) RC/PF trains to 9V?

I have a HUGE investment in 9V trains (think many thousands of USD) and was wondering how difficult it is to convert the newer RC/PF train systems over to 9V motors? Do the 9V motors fit? Does the ...
4
votes
1answer
89 views

How can I attach a Technic Linear Actuator to a EV3 Medium Motor?

I'm pretty new to serious LEGO building (never got past very blocky houses as a kid but got into Technic a couple of months ago) and need to connect a Technic large linear actuator (61927) to a ...
4
votes
1answer
92 views

What was the slot for in the 1950's slotted bricks?

Bricklink has a list of ancient bricks from the 50s that have slots in them. What was the purpose of the slot? Its positioning on various pieces suggests that there was something specific you were ...
4
votes
1answer
98 views

Which is faster: M motor or XL motor?

I understand that the M motor has an adequate amount of speed, and the XL motor is best known for its torque. But is the XL motor really faster than the M motor? Or is it the other way around? I am ...
4
votes
1answer
247 views

How to build an automatic Lego train system?

I was wondering if anybody has ever tried using the IRLink NXT sensor to make an automated train system and if so, what kind of setup did you have to make it all work? I have been working on a train ...
4
votes
2answers
267 views

Is there a microphone that works with Mindstorms EV3?

I'm planning to program my EV3 robot to do voice chat over VOIP using ev3dev and a Debian program. Is this possible? Are there microphones known to work with EV3, and has anyone had experience using ...
4
votes
1answer
284 views

Why are official LEGO PDF instruction books such poor quality?

More often than not, my boys are working from PDF instructions downloaded at the LEGO site. The quality of those PDFs is poor. I'm sure you've experienced the jagged, pixelated lines and the bricks so ...
4
votes
1answer
212 views

Are there any components compatible with EV3 that are more powerful and durable?

Are there components compatible with EV3 like motors, sensors, brackets, other details that I can easily connect to an existing EV3 main block and build something to do real-life tasks? Like ...
4
votes
1answer
606 views

Has Lego Box 5508 been discontinued?

The Lego Deluxe Box 5508 seems to be out of stock everywhere in the UK. I was hoping to get this set for my kids for Christmas, but it is nowhere to be found. Has it been discontinued? Or do they ...
4
votes
2answers
196 views

Lego MOC joining query

I have a building query. As you see the picture (attached). I really don't know how the creator can attach the "3829c01" steering wheel to the "4070". I try so many rod like parts can't get through ...
4
votes
1answer
629 views

Where to find older sets (eg. Classic Space)?

Can people share their experiences on how they locate older sets? Have you had luck with flea markets, garage sales, thrift stores, etc.? Or is everything done through eBay and BrickLink? Any comments ...
4
votes
1answer
2k views

How do I update my NXT firmware using EV3 software

The new EV3 software tells me to update my firmware on the NXT. When I go to the tools menu and select update firmware it tells me the NXT brick can not support this function.
4
votes
2answers
306 views

Technique for multifacteted roof without 3049

I'm working on a project with a fairly complex roof in Dark Bley. In many areas, it seems to be necessary to use part 3049: Unfortunately, this part doesn't appear to have ever been released in ...
4
votes
1answer
195 views

Why do basic brick boxes tend not to include many gray bricks?

Here are some examples of current basic brick boxes: 5749 6177 4625 4626 Of those, only 5749 has a significant number of gray bricks, and it still includes much less gray than black, blue, green, ...
4
votes
1answer
218 views

How can I make a mosaic from a given number of 1x1 bricks and a picture?

This question is similar to How can I convert an image's pixels to actual LEGO colors? except that I need to fit a certain number of bricks of a certain colour. For example, I have 20 white, 28 ...
4
votes
1answer
465 views

Serial tower stopped communicating with RCX 1.0

I recently bought a RIS 1.5 with brick 1.0 and serial tower (no CD). I got a cheap USB adapter and installed the RIS 2.0. It worked almost fine for a few days. Everytime I started RIS I had to ...

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