2
votes
1answer
51 views

Controlling EV3 motors within VC++

I've got an application within some VC++ software (BCI2000). This is running on Windows 7. Although BCI2000 can run elsewhere, I'd like to stay on Windows. I've got an EV3 whose motors I'd like to ...
1
vote
2answers
412 views

Programming with Lego Mindstorms EV3

I know this question was asked in the past, but I want an up-to-date answer. What is the best way to program with the NXT with a oriented object programming language? Ideally C#, C++ or Java (maybe ...
7
votes
3answers
2k views

Programming Mindstorms on a chromebook

I know there is no official way to program NXT/EV3 on a Chromebook. But a Chromebook can have Ubuntu installed via Crouton in developer mode. So, is there a relatively painless way to program NXT/...
8
votes
3answers
1k views

What is known of the capacities of the MINDSTORMS EV3 when it comes to interconnection with a network (WiFi, bluetooth)

What is known of the new MINDSTORMS EV3 capabilities when it comes to netwoked functions. What type of interface can be plugged to interact with a PC or portable device (smartphone/tablet)? In term ...
2
votes
4answers
96 views

How can I make Custom Instructions for my MOC?

I'm a huge AFOL and recently have quit my job in order to take my part time job of selling Lego to the next level. However, there's a new venture I'm having difficulty with and I would greatly ...
2
votes
1answer
70 views

How to find a set(s) contain most parts of my wanted parts list

I have a parts wanted list (in BrickLlink) and I want to buy a set contain most of my parts wanted list. Does there is a way to import a part list and find which set(s) contain most of them?
0
votes
0answers
32 views

I just got an RCX robot invention system and I need Windows 95 for it but I only have Windows XP

My Windows XP won't work and I really need Windows 95. I tried and tried but it won't show on the screen.
3
votes
1answer
119 views

What are good books for building techniques of LEGO Technic

I've been searching for good resources for especially LEGO Technic. I find the Unofficial LEGO Technic Builder's Guide by Paweł “Sariel” Kmieć. The book is very good at explaining things. Beside that ...
11
votes
4answers
1k 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?
12
votes
6answers
890 views

Does anyone have any successful techniques in searching for lego bricks in a pile?

We typically tip our box of Lego bricks onto a giant sheet (so that it can be easily picked up) but searching for bricks becomes really tricky and time consuming. You often remind yourself, "you'll ...
0
votes
0answers
43 views

How do people get yellowish white bricks back to white? [duplicate]

I have purchased some old Lego sets which have been stood made up for sometime and the White sides on display have turned yellow and the Tan pieces have also changed colour. Is there any way of ...
1
vote
3answers
107 views

Lego Minifigures Series 14 Female Ghosts!

Do all of the Lego Minifigures Series 14 Female Ghosts have a smaller, more square-ish neck part?
0
votes
3answers
601 views

LEGO Mindstorms NXT - bossa driver prevents firmware upgrade

First of all, this may sound like a duplicate post. But, my Mindstorms NXT 2.0 has been having the "Clicking Brick Syndrome". I have been told that uninstalling the bossa driver then unplugging and ...
8
votes
3answers
655 views

How to straighten 32L axles?

I have a number of the 32L technic axles, but most of them have some bend to them. Is there a straight-forward way to straighten these? Trying to bend them by hand has not seemed to change anything, ...
1
vote
0answers
26 views

How to pass an unknown type as a function parameter in NXC?

I was trying to do it as in a regular C, with void*, but it didn't work. Is it possible to pass it in NXC? If it is- how to do it?
6
votes
2answers
173 views

Cutting a Lego baseplate

I have a regular Lego baseplate that I'd like to shave down to fit into a car travel kit. Does anyone have experiencing cutting a baseplate? I'd love tips on tools or technique!
2
votes
0answers
65 views

Lego Model to 3D Converter

I've created a LEGO figure using a great number of ball joints for maximum flexibility. The pre-finalized version of this model, before I got the legs working the way I wanted them, is shown in this ...
2
votes
1answer
61 views

How to represent infinity in NXC?

Is there anything like Java's Float.POSITIVE_INFINITY in NXC? How else can one represent the positive infinity in NXC?
2
votes
3answers
179 views

Torso and legs with different LEGO logos. Are they genuine?

I have a torso with rounded edges and "Lego" stamped on top. The arms not stamped. I also have a torso with straight edges and "Lego" stamped on top. The arms are stamped. Are these both genuine? I ...
2
votes
1answer
36 views

Absolute position regulation NXC

I am trying to position the LEGO NXT motor exactly at a certain absolute angle: PosRegEnable (OUT_A); PosRegSetAngle (OUT_A, 0); Wait (500); // to read sensor value ...
3
votes
2answers
123 views

Do WHITE Lego elements fade or yellow while sealed for years, or do they stay their perfect white original color?

I was wondering if anyone has opened a sealed set like Taj Mahal or Star Wars UCS Imperial Shuttle after it had been sealed for years, and if so, were the white LEGO elements still perfectly white, or ...
4
votes
3answers
3k 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 ...
2
votes
0answers
78 views

Is there a free ImageSet of the Minifigure Series?

As I wrote an iOS App, which helps you collect the Minifigure Series, that I want to distribute for free and LEGO is not willing to let me use their Minifigure Images, I am looking for the images ...
1
vote
0answers
63 views

Does LEGO still exchange the Mindstorms NXT bricks with flicker problems?

I'm new here. Does LEGO still exchange the Mindstorms NXT bricks with flicker problems? If not, does anyone know of someone willing to try and fix them for a fee or barter? Many thanks in advance!
6
votes
2answers
443 views

Why did LEGO create different canister for the Visorak?

I have the six original Visorak (Sets 8742, 8743, 8744, 8745, 8746 and 8747) with different canisters (or boxes). For example, my Suukorak (8747) has a white canister, and my friend's has a black ...
1
vote
1answer
35 views

How many Bionicle store displays were created?

I'm an avid Bionicle collector and am curious as to how many unique store display tubes were created during the lines original run. To add some known information to my question I KNOW there was a Tahu ...
2
votes
1answer
96 views

Minifigure arms and legs do not have stamps

I have loads of minifigures from the 1980's and have just found out that none of the arms or individual legs are stamped with the LEGO logo.However, torsos, heads, and hips are all stamped. Does this ...
1
vote
3answers
145 views

Made a big program in EV3's programming software for AI creation and it went from slow to not loading

Made a big program in EV3's programming software for AI creation and it went from slow to not loading. It just displays the loading bar in the middle of the page. Even my lenovo windows 10 8GB RAM ...
6
votes
3answers
3k views

Are BanBao bricks compatible with Lego?

Does anyone has experience with BanBao bricks? BanBao World Are they compatible with Lego bricks? They have basic sets and plates which are at a good price.
0
votes
0answers
32 views

How do you get LEGO Education EV3 Software? [duplicate]

Does anyone know how to get it? I have a rough feeling that you get it by purchasing the product? Please help.
0
votes
0answers
33 views

Lego Mindstorms EV3 Software

I have come across a bug where my computer just wont accept the software I tried using a usb after the first THREE tries to download it but that didnt even work. Does anyone have the same problem or ...
1
vote
2answers
138 views

I have several sets of unidentified Lego bags with no part number. How can I figure out what to build?

I have a photo but it is too large to post. These were donated to me. In fact, I have a huge tub of random Legos that were donated to me and I have no idea how to organize the parts. Most were not in ...
2
votes
3answers
358 views

Where are the 2 by 2 turntables in LDD?

I just updated to LDD to 4.3.9 today and I can't find the 2 by 2 turntable pieces. What section are they under now?
1
vote
2answers
81 views

Which 3307 Arch 1 x 6 x 2 is correct for 10225 R2D2 Set? “Thick Top with Reinforced Underside” or “Thin Top without Reinforced Underside”

BrickLink shows that the 10225 R2 D2 set contains 3307 Arch 1 x 6 x 2 "Thick Top With Reinforced Underside", but I purchased that set and mine contains the newer "12939" variation which is described ...
1
vote
6answers
273 views

Most inseparable combinations?

Some piece combinations are really hard to get apart. Really hard. Can some answerers provide a list of "danger combos"? For example, a 2x2 with a round 2x2 on bottom. Also, if possible, provide a ...
4
votes
3answers
95 views

Challenge: Specialized Palm Build

I'm trying to design a hand for a MOC using the (not so) new Mixels ball joints, in line with a concept that I've had rattling around in my head for a while. The current palm design I'm trying uses ...
2
votes
2answers
166 views

What are some “Illegal” LEGO combinations?

On Brothers Brick, there is an AFOL term for bad LEGO combos: Illegal. These combinations are "unconventional" and put stress on the bricks. Essentially, they are nonconformist, risky maneuvers, ...
0
votes
1answer
143 views

Curved piece seems incredibly useful… what is it?

On this link, there is a special recurring curved piece throughout the photos. It is light grey, can be held by a figure on both sides but not the middle, and looks a little like a paint-roller handle....
1
vote
1answer
117 views

Can you identify these parts?

Please help me identify these lego parts - I'm trying to build them.
2
votes
2answers
86 views

EV3 screen stuck at “Starting…”

After I turn the device on, its screen is stuck at "starting..." for a long time. It hasn't change into the regular screen, and the light behind the button was still red (didn't become green). Is ...
0
votes
0answers
60 views

Sending Gcode to Lego mindstorms x/y plotter?

I am building an x/y plotter out of LEGO Mindstorms. I would like it to read an SVG file on the EV3 brick, convert it to gcode, and draw the coordinates. How would I go about doing this?
4
votes
1answer
57 views

System files deleted somehow

I think my son accidentally deleted all the system sound/image files, etc. I have tried loading the firmware but that does NOT restore the files. Is there not a way to just upload the system sound and ...
1
vote
1answer
198 views

Information on the new death star

Is there any additional information, such as price, piece count, appearance or minifigures for the upcoming Lego death star? Leaked, announced or rumored answers are acceptable.
2
votes
1answer
88 views

Eneloop NiMh batteries not powering 42030 loader

Is it because the batteries are only 1.2V? It works fine with Duracell alkaline batteries. Thanks in advance.
3
votes
3answers
188 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 ...
5
votes
1answer
398 views

What does the 4 digit number embossed on my LEGO set represent?

I have a Limited Edition LEGO set which has an embossed 4-digit (2755) number on the bottom. I'm curious to know what it is because I don't remember seeing one before. It would also be nice to know ...
24
votes
6answers
3k views

Are LEGO minifigs' arms supposed to come off?

I can get the arms off my LEGO minifigs, however, will doing so repeatedly wear them out?
1
vote
1answer
111 views

How do I convert an .lxf file to an LDraw file for bricksmith on Mac?

How do I open an .lxf file in LDraw's Bricksmith on a Mac?
5
votes
3answers
2k 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
1answer
83 views

Please help finding set

Bought a bulk lot of Lego with no instructions. I have one piece I can't locate the set for - any help would be great.

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