1
vote
3answers
2k views

Where can I download the EV3 education edition software for free?

I have a site license but I'm not able to find the download for the software anywhere. Any help would be greatly appreciated.
0
votes
1answer
29 views

what will lego do when all the crude oil on earth is used?

What I basically mean is when crude is no longer available (which is in 53.3 years) what will lego do since crude oil is needed in order to make plastic and all lego bricks are made of plastic? Is ...
1
vote
1answer
29 views

Groove dimension of 4216 or 88393?

What is the dimension of the groove of LEGO part #4216 or #88393?
0
votes
0answers
19 views

LEGO Mindstorms not downloading to brick properly

When I try to download a program to my Mindstorms brick, the download immediately completes, and the program is listed on the brick menus, but it will not run the program. Also when I open the memory ...
3
votes
1answer
507 views

How to close color Sensor properly?

I want to get data from the color sensor with Bluetooth. I can get data but when the program terminates, the color sensor dose not close even though I call function close() on the color sensor. The ...
3
votes
1answer
28 views

Is it possible to use DUPLO bricks in LDD?

Is there a way to import DUPLO bricks to Lego Digital Designer? Or is there another way to make DUPLO build instructions?
11
votes
3answers
752 views

What tool can get the Technic pin out from a connection closed in the other end?

I'm having trouble removing these LEGO Technic pins apart from their connectors and I don't want to use carpenter tools like pliers which may damage the bricks. What tool can get the pieces ...
2
votes
1answer
62 views

Lego RCX hardware schematic

Where can I find the hardware schematic for the Lego RCX brick? I spend a lot of time but unfortunately didn't find any useful information.
2
votes
2answers
101 views

A custom LEGO velociraptor

I would like to make a custom paint job on a LEGO velociraptor (to look more like the one in the Lego Jurassic World game), but I don't want to paint it myself because I can't paint for the life of me ...
3
votes
2answers
1k views

What are the inspirational resources for building with Duplo?

I am interested in knowing what are the inspirational resources for building with Duplo, so I can spend more quality time with them. For example have Lego ever released Duplo building instructions ...
18
votes
4answers
6k views

Why does LEGO have a maximum age limit?

I am wondering why do LEGO boxes have a maximum age limit printed on them? My girlfriend has just gifted me LEGO Starfighter (8088) and it has an age range of 8-14. Why not just write 8+? Are there ...
2
votes
0answers
124 views

My building is developing gaps and spaces

I am building a large project, and there are spaces developing between bricks and plates. I've been working on it for almost a year, and some places are 20+ bricks high. What can cause this over time? ...
3
votes
1answer
46 views

LEGO Set 10188 Help on Step 160

I have the LEGO Star Wars Death Star set 10188. I am stuck on step 160 because when I try to clip the parts into a circle, parts snap off and I can't seem to bend it down. Thank You.
3
votes
1answer
45 views

What are the differences between NiMH and Alkaline battery's for the EV3?

Currently I am using 6 rechargeable battery's for my Lego Mindstorms EV3. When I start a motor then after a few seconds the EV3 gives a notification that that the battery is low. I know that good ...
0
votes
0answers
18 views

How do you get Loctite pro Super Glue off LEGO? [duplicate]

I built a LEGO gun and we glued the handle on since it is weak but we found out the mag couldn't fit so we need to remove the super glue
2
votes
1answer
57 views

usage of ev3 ultrasonic sensor in lejos behavior based programming

I'm using ev3 ultrasonic sensor. And I'm writing a behavior based lejos code. I want to do some tasks when the ultrasonic sensor detects an object which is not further than 30 cm's. And this is my ...
2
votes
2answers
159 views

How to turn the NXT at an angle with NXC

How can I program, with NXC, a Lego NXT to turn a specific angle? I've tried using wait() but the problem isn't solved. Can I use RotateMotor()? What parameters should I use? For example if I want ...
1
vote
1answer
75 views

What is this 2x4 brick with a clear bottom, a small hole at each end and a 6 brick high pole?

It is a 2x4 with a clear bottom a small hole at each end and it is smooth on top with a 6 high pole coming out. The brick has no numbers on it so I'm not sure what it is I have tried searching ...
3
votes
2answers
98 views

What is the difference between these two Technic half bushings?

While randomly browsing some LEGO sites, I came across a weird (to me anyway) looking bushing. Its part 4265c. Below is one of the images describing it and the left one I recognize, but the right one ...
5
votes
5answers
920 views

Set missing all the Minifigures and a few other parts

When I got the Quinjet set, I dug through every bag but the manufacturers forgot a few pieces and my set didn't have any minifigures. How can I get the missing minifigures and the parts I'm missing?
9
votes
4answers
4k views

How to make Mindstorms respond differently, depending on which sensor is triggered?

I am new to Mindstorms (but in my day job I am a programmer). I want to make my robot do one thing if the touch sensor on port 1 is pressed, and do something different if the touch sensor on port 2 ...
11
votes
4answers
4k views

Is there a standard scale for building “minifig scale” creations?

I've seen many impressive models built to "minifig scale" (e.g. the enormous USS Harry S. Truman aircraft carrier), but is there a standard (or at least widely adopted) scale e.g. 1:60 that these ...
3
votes
1answer
58 views

Is there a standard distribution of minifigs when you purchase an entire case?

The last couple of times I purchased a case of collectable minifigures, each one had three complete sets (16 x 3), plus an extra 12 remainder of random minifigs. My last case I ordered only had two ...
14
votes
11answers
4k 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 ...
1
vote
1answer
34 views

EV3 turning in circles

New programmer feeling my way around. I set the most simple "steering block" to 25, the power to 50, and the number of motor rotations to 40 or 50. Then I let it run expecting the bot to go in a ...
-2
votes
0answers
30 views

Can't install Lego Digital Design 4.3 in Windows 8.1 [closed]

I get this message when trying to install it on my PC: This app can't run on your PC Check with the Software Publisher
3
votes
2answers
108 views

Large trap door - alternative to door with frame 4595708

I need to build a large trap door, the trap door 4x5 with frame 6x8 is too small for my model. Other doors/hinges seem to have too much resistance and the door doesn't fall by itself, it must be ...
2
votes
1answer
37 views

Microsoft Robotics Developer Studio & RCX Support?

What is the last version of the Microsoft Robotics Developer Studio that supports the RCX? The Wikipedia link (http://en.wikipedia.org/wiki/Microsoft_Robotics_Developer_Studio) indicates RCX was ...
4
votes
8answers
19k views

lego ideas (with traditional bricks)

I would like to find a large catalog of Lego designs/ideas that can be built with "traditional" lego bricks (both normal and duplo). I have found many nice designs in the web, but most of them ...
0
votes
3answers
255 views

Programming NXT color sensor with NXC?

Currently I am working Lego robot that solves 2x2x2 Rubik's cube. I am programming Lego Mindstorms NXT 2.0 color sensor in BricxCC. I already have RGB data with the command ReadSensorColorRaw. I ...
0
votes
0answers
94 views

Problem in connecting the NXT brick via bluetooth [closed]

I am trying to control my NXT brick via Bluetooth but I cannot establish a connection. Although I am able to establish a Bluetooth connection from the laptop to the LEGO using a Bluetooth dongle, the ...
2
votes
1answer
53 views

I need a block that can combine a movement program with NXTbee radio

I am a student. I am working on a science project using LEGO Mindstorms robots enhanced with NXTbees creating a mesh network. My engineering mentor has me using LabVIEW. I am trying to find a block ...
8
votes
1answer
551 views

Connecting to NXT Brick via Processing over Bluetooth

I am attempting to control my NXT model via the Processing programming language rather than the provided language based on LabView. When I can establish a connection over Bluetooth, this works rather ...
3
votes
1answer
323 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 ...
1
vote
1answer
226 views

Dimensions for EV3pieces

I need to know the dimensions of the EV3 pieces for a school project (in mm). Does anyone know?
0
votes
2answers
37 views

If LEGO could transform the way that plastics were produced, and create living wage jobs, would they? [closed]

I have been studying the application of new recycling technologies because I am concerned with plastic pollution. I have thought of a way to apply new technology differently but the missing piece of ...
1
vote
1answer
91 views

Where can I learn how to program an NXT using C#?

I've been toying around with my NXT 2.0 set for a few years now and I would like to learn how to program it using C# language. I have no experience in coding and I am definitely not a computer geek. ...
1
vote
1answer
158 views

Can Mindstorms EV3 communicate using protocol 802.15.4?

My aim is to make the robot communicate using protocol 802.15.4 through a USB dongle 802.15.4 over 6LoWPAN. The robot has to be able to get information from TelosB. I wonder whether this possibility ...
3
votes
1answer
32 views

How to read the EV3 display

Is there a users guide or something similar that describes in detail all the images that one sees on the display? There seems to be a lot of stuff there, but no explanation.
1
vote
1answer
102 views

Advanced coloured lines following robot

I am trying to build a coloured lines following robot, and I would like to know what kind of sensors do I use for my robot to differentiate and detect several different coloured lines?
0
votes
1answer
75 views

Where can I identify this and get instructions? [closed]

My son tore open this bag and I am going crazy trying to figure it out!
1
vote
1answer
58 views

Bluetooth communication between computer and nxt using RobotC

I'm thinking starting a project involving controlling the movement of a NXT robot from the PC using RobotC. Is it possible? Does anyone have a simple code solution?
0
votes
2answers
103 views

The Mindstorms EV3 Software crashes on OS X Yosemite 10.10.3. What do I do?

It's crashing on startup which is really irritating. When debugged with terminal it says this: Unhandled Exception: System.UnauthorizedAccessException: Access to the path is denied. [ERROR] FATAL ...
0
votes
0answers
36 views

How can I extract part id or design id from a photo?

Is there any software/site that tells me which LEGO parts exist in a photo? I would love to get a csv of parts from a photo.
5
votes
5answers
1k views

Factories that could make off-patent bricks?

I'm quite interested in finding a factory that can produce a small-ish run of high-quality plastic bricks that I can use in my classes and possible to re-sell as stand-alone kits. I only need a few ...
0
votes
2answers
163 views

Do you use the plastic buckets for purposes other than organizing your bricks?

We have several bucket sets like #5560. Now that our collection is growing, it's becoming harder to find what we need in the buckets even though we have them sorted by color. Plus they are in a ...
2
votes
1answer
96 views

How much torque can a lego axle handle?

from to this question, it seems that the gears are stronger than the axles, which begs the question of how strong are the axles? if you connect one of the stronger motors, such as say the buggy motor: ...
13
votes
3answers
7k views

How do I know when current sets will retire?

As the title asks, how is the easiest way to find when current sets on the Lego website will be retired and no longer sold. For example, the 10197 Fire Brigade has been around since 2009, same as ...
1
vote
1answer
38 views

Using the NBR 1036 Barometer with the EV3

I just purchased the HiTechnic Barometer from LEGO, thinking the Block was available for the EV3. Theory says that I can use NXT Block in the EV3. Can anyone point me in the right direction?
5
votes
3answers
222 views

How much does an average LEGO brick cost to produce?

I know that LEGO bricks approximately sell for 10 cents per piece but what does it cost to make an average brick?

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