-1
votes
2answers
163 views

Why do LEGO sets have age ratings? [closed]

If LEGO toys are dangerous, and the box says "ages 10 and up" and "do not let children 3 or down see it
1
vote
1answer
101 views

Sizesorting machine

I am quite new to LEGO Mindstorms, and can't seem to wrap my head around this one. I am making a size sorting machine, sorting brick sizes depending on the time they take to pass the lightsensor. So ...
2
votes
3answers
323 views

Looking for Adult LEGO

Possible duplicate of: Are there LEGO sets designed for adults? The pieces are smaller for higher resolution, the colors are not primary and there are more of them. does this exist?
1
vote
0answers
43 views

Is there any way to find misplaced bricks in LEGO NXT Programming?

I am working on a Mindstorms NXT project. Due to annoying bug (cannot find terminal hotpoint thingy) I can't delete a specific block, and if I do so, part of the program will be cut off from the main ...
11
votes
1answer
1k views

What is this black brick with red tubes inside?

In an old plastic bag with heterogeneous Lego bricks, I found three or four like this. I can't recognise them: does anybody know what they are? In which set(s) were they used? What for? A few more ...
3
votes
3answers
215 views

Where can I get threads compatible with LEGO pulleys?

Have LEGO threads ever been produced? Even the biggest LEGO rubber band is too short to meet my requirements. I need them for this year's WRO challenge. Note that the challenge only allows Lego ...
4
votes
1answer
107 views

What are the various LEGO motors that have been produced over the years?

RCX, NXT, WeDO, EV3, Technic etc. How many different motors have been released over the years??
3
votes
3answers
230 views

Unidenitified Lego set

Can anyone assist me to identify this set of Lego. It's probably from between three to eight years old. I found the pieces but no instructions. I'm not sure if the orange pieces in the bottom right ...
7
votes
2answers
1k views

Is this Lego original?

I found this lego piece in a second-hand Lego stock. I have never seen a brick like this, and I can't even find the LEGO write on it. Is this Lego brick original, maybe vintage or some kind of ...
2
votes
3answers
183 views

Where can I find the instructions for the crane on the back page of Lego Juniors: Construction (10667)

Where can I find the instructions for the crane on the back page of Lego Juniors: Construction (10667), as pictured. I tried contacting Lego Support who replied unhelpfully with: We currently have ...
2
votes
1answer
148 views

Differences between EV3 Gyro and Hitechnic Gyro

I understand that the Hitechnic Gyro was made for NXT but are there any advantages of using it over the normal lego gyro in EV3??
4
votes
2answers
522 views

What is the quality of lego replicas on Aliexpress?

Aliexpress is full of lego replicas, does anyone bought them, and can say something about it's build quality? Example products: http://bit.ly/1Ls3jsg I'm sure it shouldn't be stored together with ...
1
vote
1answer
73 views

EV3 ide flickering

I'm using the Mindstorms IDE for EV3 on OSX. Everytime I'm moving the cursor the screen starts to flicker. See https://www.youtube.com/watch?v=q3JkonowmD0&feature=youtu.be . Any ideas what's ...
1
vote
0answers
30 views

EV3 Programme won't load to brick

I have installed EV3 on my PC and am trying to load a program into an NXT 1 Brick. When I click the down load button on the EV3 screen the Brick beeps twice and the program does not load. What am I ...
5
votes
4answers
236 views

How to help a yellowed brick with a sticker?

My parents recently finally decided they can return me my childhood toys with 1990s Technic sets including the 8880 Super Car. All other sets were in boxes, but this one spent the last 15+ years ...
3
votes
1answer
148 views

Lego Micropolis tutorials?

I love the Micropolis cities (http://twinlug.com/micropolis-micro-city-standard/) and would like to try to build something myself. Does anyone know good resources for learning to build according to ...
1
vote
0answers
36 views

Asking questions about lego [closed]

I'm looking for someone to answer a few questions for me so I can do a school project. It would be helpful if someone would answer my questions on yahoo.com Thanks if you do it.
6
votes
1answer
153 views

What ball-joint cup piece or configuration of pieces is shown in this render?

What is the name of this particular ball-cup, or piece combination that forms the thigh component circled below? I have been unable to identify the gray cup piece when comparing it to other parts in ...
1
vote
0answers
53 views

Questions about the company [closed]

I would like someone to answer a lot of questions for a school project that i'm doing, if you can get someone to answer all these questions that'd be great. What work ethic, qualities and ...
1
vote
0answers
37 views

How do you display EV3-G images properly on an NXT screen? [closed]

When I use the EV3 programming software to put an image on the screen of an nxt, it cuts off 3/4 of the image. How can I stop this from happening?
4
votes
5answers
2k views

Will the Mindstorms EV3 software run on OS X El Capitan?

El Capitan was released a few days ago, and I want to upgrade. Will there be issues with the software, or will it run nicely on El Capitan? My Mac: Retina MacBook Pro 13", Early 2015
5
votes
1answer
86 views

Difference between gyro sensor and compass sensor

Does the HiTechnic compass perform the same function as the gyro sensor? I have been trying to find out the difference.
3
votes
4answers
183 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 ...
5
votes
1answer
225 views

What Can I Build With This

I have set of lego pieces that I bought second hand that, I know its a full set because the bag was unopened but i have no idea what i'm supposed to build with it,
3
votes
2answers
221 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
2answers
173 views

Bulk LEGO as presents

I've bought a couple of bulk LEGO bundles with the idea of gathering up the identifiable sets, printing out the instructions (via BrickSet or similar) and then giving them as presents to my kids over ...
1
vote
2answers
177 views

How do I make a remote control car without LEGO motors?

I have no LEGO motors In my collection, what are some household materials I can use?
2
votes
1answer
119 views

Hanging template for Large Minifig Case

I've been happy to see LEGO came out with a way to display the myriad of minifigs out there: And I was also very happy to find that I can hang these on the wall with the convenient eyelets on the ...
8
votes
2answers
172 views

What is the best way to store LEGO rubber tires?

Should they be stored with or without rims inside? Or should they be kept away from plastic for long term storage?
4
votes
1answer
172 views

Can you ID this part?

I am trying to id the three grey bars on the left-hand side of the image. Any ideas? Many thanks.
1
vote
1answer
82 views

Is there a way to buy a customized minifig?

I have a design I want to replicate into a minifig. I also want to add additional accessories to it (i.e. a calculator and glass beaker). Is there a place I can order online to get this done? Is there ...
6
votes
1answer
337 views

Does soaking Lego pieces in isopropyl alcohol discolor or otherwise damage them?

I need to clean my Lego including minifigures, printed pieces and cloth pieces from smoke (apartment fire). I have found that soaking the pieces in isopropyl alcohol removes the smell, but am I ...
1
vote
0answers
69 views

What are the steps in installing the EV3 block developer Kit?

I've downloaded the block developer kit. How do I incorporated into my Mindstorms software?
1
vote
0answers
30 views

Unable to turn on the EV3

I just can not turn on the EV3 with SD card.I only turned on it twice. The EV3 stops at [-leJOS EV3] UI,and don not go to the next step. I charged the battery,reinstalled the software inside of SD ...
2
votes
2answers
166 views

Identify age of parts from yard sale

I purchased a box of LEGO bricks from a yard sale. Some of the 1x6 bricks are hollow with 2 small slants in them. Other 4x6 plates are very thin with square holes in the bottom. It also came with ...
1
vote
1answer
105 views

“file error!” appears on nxt why?

I tried to upload this program to my NXT, but for some reason I am not able to run it properly as it terminated with the message file error!. No idea why. I am trying to read a .txt file into a char ...
3
votes
1answer
46 views

fgetc() moves pointer one step forward

I have opened a file using handle = fopen("rw.txt"). The file consist of 3 values which is separated with spaces ex: 12 23 34 using isspace(fgetc(handle)) Problem here is that fgetc() increments ...
3
votes
1answer
82 views

identifier expected?

What identifier is expected here? #import "rw.txt" rw task main() { if(rw != NULL) { OnRev(OUT_A,75); Wait(100); } } Error: # Error: Identifier expected I don't seem ...
2
votes
1answer
110 views

I need help Identifing this set by the picture

I have a blurry picture of a set I found at a LEGO fair, and I would like to know what it is: Thank you.
2
votes
2answers
70 views

RCX 2.0 Firmware downloaded successfully but “Run” does nothing

I recently was able to install RIS 2.0 for the first time since I just got a 32bit Windows 7 machine, I got the IR tower to download the firmware to the RCX 2.0 and it showed exactly the same screens ...
3
votes
2answers
154 views

Need help identifying this set

These came in a clear bag labeled with the number 2. Dated 2011. Thanks in advance!
6
votes
2answers
250 views

What about these old houses?

I recently inherited two old lego-buildings. Unfortunately I have virtually no information about the history of them other that they been part of the inventory of an old hardware store closed a decade ...
3
votes
1answer
155 views

Overview of Engineering Principles incorporated in Technic LEGO sets

I run an after-school technology education program and want to expose kids to real-life engineering by means of having them build commercially available Technic kits which we then deconstruct and ...
3
votes
1answer
178 views

What is the best way to get in contact with a Lego expert?

Catawiki is looking to hire a Lego expert to estimate the value of offered sets and arrange its weekly Lego auction. Where and how could we find people who might be interested in such a position?
5
votes
1answer
252 views

Need help identifying this star wars set

Need help identifying this old star wars set, trying to rebuild my LEGO sets!
3
votes
1answer
101 views

Mindstorms EV3 3D building instructions no longer working in Chrome

Lego Mindstorms EV3 building instructions in 3D (so that one can rotate the model around and stuff) are available. This used to work fine on my machine in Google Chrome. However, I can no longer get ...
4
votes
3answers
188 views

LEGO minifig authenticity

I bought 3 mini figures from Amazon because I wanted specific mini figures and did not want to spend $30 plus doing so with bag ordering and opening. I got the figures and they look authentic. The ...
5
votes
3answers
175 views

What are the differences between the two available pizza elements?

In the "Buy pieces" section of the Lego website, I looked up the pizza element. It turns out there are actually two of them! Element 6102555 costs $0.41/piece and 81867 costs $0.37/piece, but they ...
2
votes
2answers
92 views

Gibberish Sound Effect

I am now creating my first LEGO stop motion animation with sound effects. I do not want to use a specific language for them speaking. Instead, I am using subtitles. For the talking sound effect, I ...
2
votes
1answer
106 views

No response when controlling the Mindstorms EV3 brick over Bluetooth

I am trying to control the EV3 using direct commands over a Bluetooth connection. There are no issues pairing the brick with a PC or phone, and opening the serial connection works fine, but sending a ...

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