4
votes
1answer
1k views

Can I buy an add on educational kit for my retail EV3?

We ordered the retail version of Lego EV3, and my son loves it and wants to do more. Are there any add on kits we can buy to expand upon what we have, ie add on motors or special tech pieces, or an ...
4
votes
1answer
6k views

Where can I buy older sets, such as the 10187 VW Beetle?

A few years ago LEGO issued a wonderful set of a classic 1960 Volkswagen Beetle, for an selling price of $120. A few years have past and I can't find it anywhere except on eBay where it is sold for ...
4
votes
1answer
194 views

Setting priorities in LEGO NXT Programmer

For a sumo bot competition I made a robot that has a perfectly functioning ultrasonic senor. However, when I made a second branch on the program for a light sensor, I calibrated the light sensor and ...
4
votes
1answer
781 views

Can't open the page to enter my LEGO Advent Calendar code

I'm on a Mac and have been using the link provided in other posts to try to enter my Advent Calendar code. But the page doesn't work for me. This is the link I'm using: ...
4
votes
1answer
141 views

Are there any AFOL clubs in the Atlanta area?

Are there any AFOL clubs in the Atlanta area? If so, do they have current contact information? I did some Googling but the results were inconclusive and I thought I'd shoot this out to the community. ...
4
votes
1answer
215 views

Color Specific inventory list

I can't seem to figure out the correct colors for Model #7150 TIE Fighter & Y-Wing inventory list. My son has four different colors of "gray". Two seem to be warmer in tone (almost a khaki ...
4
votes
1answer
197 views

Is there a step-by-step guide to extracting a parts list from LDD to bricklink?

I'd like to build a model I have in LDD, but i don't know how to get my parts list (I exported BOM) into bricklink. I know there is rebrickable, but I don't see an option to import either .lxf or ...
4
votes
1answer
68 views

LabView Mindstorms - What does speed in seconds mean?

I'm trying to set a motor to spin exactly at 60rpm, and I'm using LabView for Lego Mindstorms. However, when reading the documentation for the move motor block, it says this: Power/Speed ...
4
votes
1answer
138 views

Any issues with this non-standard gear combination of 12t gears?

I don't see any "accepted" gear ratios for a stud-less direct-diagonal gear combination on sariel's excellent gear coupler but by shifting 12t gears such that they mesh off-center, it seems to work ...
4
votes
2answers
181 views

Is there a good way to buy molded LEGO boxes?

I'm considering some new storage options, and there are some official LEGO boxes that I'd like to use as they already fit in my existing shelving system. The following sets contain the boxes that I'd ...
4
votes
1answer
392 views

What is wrong with a Lego pneumatics system that won't go?

I own a LEGO Technic Unimog U-400 (part number 8110) and have been very pleased so far with the performance of its pneumatic system. However, after storing for just a month or two (after a good 5+ ...
4
votes
1answer
245 views

Software to help inventory set

Are there any software applications to help check the inventory of a lego set? Currently I load the set-up as a bricklink wanted list and then delete each part one by one until I have only the ...
4
votes
1answer
235 views

Custom EV3 Block: “Unable to compile…” (“string subsection”)

I am attempting to make a custom block according to the EV3 Block Developer kit (found here). I was able to create a simple block that returns the length of a string. This is what it looks like: (The ...
4
votes
3answers
2k views

Is there a free EV3 simulator (virtual machine) for the Mac OS?

I recently saw this question on a virtual EV3 machine. From the video, I felt that this software will be great. However, I don't have the budget needed to buy a licence. Is there any alternative to ...
4
votes
2answers
152 views

Faulty NXT Motor

I have a motor that prevents the program from running. It simply allows a few slow movements forward with stops in between. It seems very stiff to rotate manually. Any way I can repair this motor?
4
votes
1answer
103 views

How can I tell if my NXT motor is faulty?

I pulled my old Mindstorms NXT out of storage (it's been there for a few years). After patching together a test robot, I noticed that my motors behave strangely. At first, one of the motors did not ...
4
votes
2answers
772 views

Return a robot to its start position?

I have a LEGO NXT robot, and after some movements I would like it to return back where it started. After some research, it looks like my best option is to revert the motors. To decode their movements ...
4
votes
2answers
366 views

How can I find the analog output of a color sensor?

Could anyone provide me with an image of the voltage output of an NXT or EV3 colorsensor. I would like to have the analog output if it's possible, and not the digital output.
4
votes
3answers
1k views

Where can I get RCX 1.0 software?

We've got a LEGO RCX 1.0 without any Software. I've installed the USB IR Tower, what should I do now? I've downloaded the EV3 Software from the LEGO homepage and thought I could use this, but I don't ...
4
votes
1answer
217 views

Does anyone know why Hagrid has fingers?

Hagrid (hp061 and hp009) both have fingers instead of just the traditional c-cup hands. Does anyone know why?
4
votes
1answer
444 views

Is there virtual LEGO designing software? [duplicate]

Possible Duplicate: Do any programs exist that allow you to build own LEGO plans? Some years ago, there was a really good program to build models from LEGO. But today I can't find it. Do ...
4
votes
1answer
45 views

DNX on Lego Mindstorms

I am not familiar with ARM development but I am wondering would it be possible to compile DNX against Lego Mindstorms EV3 processor. I know there is some ARM support and even there are some builds ...
4
votes
0answers
63 views

Where does the EV3 software store its crash reports?

I cannot find where the crash reports generated by my EV3 software are stored. I have looked where it tells me to, but I can't find any.
4
votes
0answers
138 views

PC To NXT Brick via Bluetooth

We have a fully-working java programme which can connect to another computer and can send messages from this(both sides run java and we used SPP Server and Client), however when trying to connect to ...
4
votes
0answers
182 views

8258 Headlight assemblies

Anyone else having a problem with with headlight assemblies on 8258 crane truck? I can't seem to fit them in due to interference from fog light bar. Thanks
4
votes
0answers
686 views

Known quality control issue with 10234 Sydney Opera House?

I have just completed 10234 Sydney Opera House, with one white half-shell (Bricklink: 41749 White Wedge 8x3x2 Open Right) missing. Both the Bricklink inventory and the Lego instructions show 34 of ...
4
votes
0answers
319 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 ...
4
votes
0answers
66 views

Can you keep blocks clutched together in big chunks? Will blocks loose their “clutch power” after years of that kind of keeping? [duplicate]

I keep my blocks of same type in big assembled chunks, for easy building and finding bricks, but I am worried, is it safe for them or will they tend to lose strength in some time (years maybe)?
3
votes
3answers
2k views

Why are new LEGO bricks softer than old ones?

The older bricks that were made back in the day, "pre-2K", seem to be made out of a harder and more durable brick that would hurt your feet when you walked on them. Now it appears that since the other ...
3
votes
3answers
1k views

Can you buy a large two sided brick?

Today I bought a baseplate, 10700. Sadly, the female connectors on the back are not "LEGO compatible"...you can't plug any LEGO bricks into them. I want to build a LEGO cart so dash can pull dot (a ...
3
votes
3answers
10k views

What is the easiest way to sell Lego sets for a good price?

I have a HUGE collection of LEGO sets that I want to sell. Ebay is too cheap and Craigslist takes too long. Is there an easier and faster way to get some good money?
3
votes
1answer
287 views

How many degrees can you flex an arm of a lego minifig?

How flexible are the arms of Lego minifigs?
3
votes
1answer
606 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 ...
3
votes
1answer
131 views

Piece to hot air balloon won't fit. Anything I can do?

I am putting together the 41097 hot air balloon with my daughter and there is a red piece that shows a rod should go through however the rod will not go through no matter what we do. There seems to be ...
3
votes
2answers
891 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, ...
3
votes
2answers
337 views

Where did “Cheese Slope” get its name?

Why is this piece called a "cheese slope"? "Slope" I get; but "cheese"?
3
votes
2answers
128 views

Is there a web resource available to browse LEGO Minifig head designs?

I am curious if there is a minifig browser or gallery that allows you to view and identify LEGO heads created over time? Ideally, this resource would also list the date the minifig head was first ...
3
votes
4answers
283 views

Is there a LEGO podcast?

I have tried to find a podcast about LEGO but haven't found any currently active. There seems to be some old ones out there with a couple of episodes, but nothing new that I could find. Anyone knows ...
3
votes
1answer
158 views

How can I build a LEGO structure based on a real building?

I have a grandson who wants to build a LEGO building that looks like the high rise building I live in.
3
votes
1answer
200 views

What Lego set does this belong to?

I want to find which LEGO set this unusual piece belongs to. I have 10? I have a few sets from the late 1980's and the rest are from the 1990's. I have looked and looked. Hope you can help! It ...
3
votes
2answers
149 views

What logos appear on Duplo brick studs?

Do all regular Duplo bricks have the word "Duplo" written on their studs? If not, what variations are there?
3
votes
1answer
370 views

What is this weird and specific technical part?

I found this part among some parts I bought. It looks like it serves a specific purpose. What is it?
3
votes
1answer
356 views

Large Lego Minifig Styles

I'm pretty sure the lego figure on the right is the daughter from a 1977 set Nurse and Child. But what about this style of jumbo minifig on the left with arms and legs that bend? When was that from? ...
3
votes
2answers
303 views

Where are the cloth / fabric minifigure capes / cloaks in my set?

I purchased The Mines of Moria (Lego Lord of the Rings item 9473) directly from The Big Store in Legoland, Florida. When I opened it up at home, the capes / cloaks for Pippin and Boromir were ...
3
votes
3answers
253 views

Options for sorting old and new versions of colors

I'm working on sorting my LEGO collection. I'm sorting by part then color, with colors mixed when it makes sense (e.g. black is separated out, but medium blue and dark red are together). I'm trying to ...
3
votes
2answers
165 views

Where is this blue Bionicle figure from?

Please help me identify this blue Bionicle figure.
3
votes
1answer
99 views

Identification for Hinge-like Piece

I'm trying to follow building instructions on Brickshelf, but I'm having some trouble finding the piece on the right in this photo: . Anyone know what it is?
3
votes
2answers
289 views

Custom Power Functions plug design

I'm considering the possibility of making my own Power Functions-compatible sockets for a project. I'm designing a module board for a single-board-computer with motor drivers and would like to encase ...
3
votes
1answer
416 views

Does the value of Lego increase over a period of time?

I have a couple of exclusive Lego sets such as the 50th Anniversary set, 10184 Town Plan, as well as the Lego Harry Potter 10217 Diagon Alley set. I was wondering if these will increase in value into ...
3
votes
3answers
179 views

Access WeDo on OS X from a real programming language

I'm trying to talk to the WeDo USB interface from Python or really any real programming language. I tried the clever WeDoMore library, but can't get it to bind the WeDo. I think this is because the ...

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