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1answer
199 views

Will The Scooby-Doo Mystery Machine come back in stock at retailers?

I see this set, 75902 the Mystery Machine, from 3rd party sellers on Amazon for $10 or more above retail, but it's out of stock at most retailers I have looked at. I'd like to know if there is a way ...
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votes
1answer
3k views

How do I rename an EV3 project?

I can rename the program in the Home Edition software but I just can't rename a project. Please tell me how to do it. Thanks!
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3answers
3k views

PC control Ev3 robot

I wanted to see if I could control my robot with a PC and I wanted to know if there was a way to do it. I have already searched for a controller for the PC and didn't find anything.
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votes
1answer
538 views

How do LEGO Technic pneumatics parts age?

I recently bought LEGO Technic 8868 (Air Tech Claw Rig) and 8460 (Pneumatic Crane Truck) models. I noticed that the pneumatics tubes seem to have been changed since the colors are different from the ...
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2answers
488 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.
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1answer
211 views

What is this technic axle?

In this video, Kooberz uses this piece: You can see it in action in this video at 15:06. What is the piece?
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votes
1answer
163 views

Dark metallic gray tube: Is it a LEGO?

Unfortunately, I no longer own the piece in question. But here are the specs: Dark metallic grey, like Super Battle Droids. Somewhere in the vicinity of 6 inches long. Flat ends: not a cut or broken ...
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votes
2answers
112 views

Conductive "App Brick" without human contact

This may not be entirely LEGO-related, but more related to touch screen technology. I'd like the LEGO app brick (http://brickset.com/sets/containing-part-6103777) to register a touch on a touch ...
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votes
1answer
126 views

Where does Saul's head come from at 0:12?

I'd like to build the same figure but I am unable to locate the head. Video: https://www.youtube.com/watch?v=UajSKjQUDPE
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2answers
183 views

Mindstorms - want to perform various tasks, but never two of the same in a row (and other restrictions)

I want to make a program that does a few things in a random order: I have this so far: The problem here is... I have set the switch block with the random number block to 3 different programs to run. ...
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1answer
60 views

Order Number Problems [closed]

I think something is wrong with the email I use and for whatever reason i didn't get the email with the order details after I ordered. I quadruple checked that I got the email right before I typed it ...
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1answer
3k views

How do you sync the LEGO high speed train remote?

How do you sync the LEGO high speed train remote?
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2answers
153 views

LDD not rendering

I've dug out the LDD application I found on an older hard drive. It seems however, that it has problems rendering the bricks and models: I am running LDD 4.3.8 on Windows7 Ultimate (64Bit) with ...
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1answer
270 views

Rat Rod Semi Set

I'm looking for a set that I saw at a Walmart in Washington. Unfortunately, I was going to buy it as a Christmas gift for my husband but he was with me so I didn't buy it right then. We came back home,...
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votes
1answer
1k views

NXT 2.0 speakers not functioning

I have the NXT 2.0 set, and have owned it for about 5 years now. About a week ago, the sound coming from the speaker started sounding distorted, and eventually stopped working. That time I restored ...
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1answer
162 views

What is LEGO MINDSTORMS? [closed]

I have heard of LEGO MINDSTORMS, and wondered what it is for the longest time. What is it? What can you do with it?
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votes
4answers
4k views

Every time Robot is launched (without changing the code) it is not following the exact path

I'm working on FLL mission and every time our team launches the robot (without changing the program, and we are making sure that it is starting from same location every time) it is not following the ...
0
votes
1answer
449 views

How to switch an NXT sensor port by a motor port? [duplicate]

Me and my partner are finishing up our robot for the RobotCup and we desperately need one more motor port. We will only use 3 sensor ports, so my question was if there was even the slight chance that ...
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votes
1answer
3k views

EV3 and HiTechnic Color Sensor Block

Can I use the Hitechnic Color Sensor with my EV3? At the HiTechnic web site I cannot find the necessary files for importing the Hitechnic Color Sensor Block into the EV3 software.
0
votes
1answer
734 views

Guide me on how to use my Mindstorm RCX kit on OS X Mavericks

Any suggestions on how I can use my old RCX set on Mavericks? I have set up Xcode command line tools, and I am getting compiler errors while trying to download nqc through Macports. Even downloading ...
0
votes
1answer
93 views

What is this 2x10 part with a center console and two holes? [duplicate]

I am fairly sure this part is from earlier than 1990. On the bottom are the characters "A" and "4". I checked Bricklink for yellow 2x10 parts but couldn't find anything. The 2x5 ...
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votes
1answer
33 views

Bluetooth connection between an Android phone and EV3 brick?

I've paired my phone to the brick, however I was wondering if there were any resources out there regarding a simple android app to type something out on my phone and output it on the robots LCD screen....
0
votes
1answer
64 views

Program just stops motors and won't move

I'm trying to make a program in the NXT software that turns on the motors unlimited, then waits until something is less than 30 cm, stops the motors, turns to the left 30 degrees and saves the value ...
0
votes
1answer
243 views

EV3 Folder not appearing on Windows

I am attempting to load a UF2 file into an EV3 robot, however when I plug everything in, nothing appears. Windows recognises that a device has been plugged in, and it even appears in the Device ...
0
votes
1answer
90 views

Mindstorm Nxt Brick not starting

My Nxt Brick is not starting at all after sitting idle for an year. I tried all options like resetting, re-installing the software etc. The laptop doesn't even show up Lego in Device Manager. Any ...
0
votes
1answer
126 views

EV3 Gyro sensor is not working

I started using the EV3 Gyro for the first time in a few months, and it's not working. When I rotate the robot the output shown in the EV3-G port view stays at zero. In the rare case it registers some ...
0
votes
1answer
128 views

Where to start with a custom firmware for the NXT

In the process of hardware hacking with my NXT 2.0 I Found no easy way to connect the device as a USB storage device. Is there a specification that states how the NXT interacts over USB, or should I ...
0
votes
1answer
130 views

Can anyone ID this ship, please?

None of this looks familiar to me, but its incredibly complicated. A LEGO set or fan-made? Thanks
0
votes
1answer
137 views

8386 Ferrari F1 Racer convert to an RC

Help convert 8386 Ferrari F1 Racer to an RC
0
votes
1answer
357 views

LEGO Boost Windows application malfunction

When I like to run an external driver, my LEGO hub is driving B driver when driven from PC (Windows 10 app installed). When I try the same application using a smartphone it works as expected. Have ...
0
votes
1answer
405 views

BricxCC not seeing Serial Tower in Windows 10

Same problem with both the native 9-pin serial port and with a USB to 9-pin Serial adapter. Using Lego's original cable. Start BricxCC Version 3.3 (Build 3.3.8.10). It asks for the connection ...
0
votes
1answer
173 views

Finding all my owned minifigs

Let's say I've uploaded all my sets to BrickSet or Rebrickable or something similar. Is there a way I can download pictures and part descriptions of all my 1000 minifigures? Let's say I have a ...
0
votes
1answer
228 views

Run Code From PC

https://www.ev3dev.org/projects/2014/05/09/Python-Rubiks-Cube-Solver/ The other one gives a solution in around 20 steps, but takes around 500 MB of memory, so I need to run it on a computer How do I ...
0
votes
1answer
291 views

Star Wars set identification 1

I recently bought a big box of LEGO that have some broken LEGO Star Wars sets and I need help identifying them. Some are fairly complete and some are just pieces. The first 2 are almost complete so it ...
0
votes
1answer
90 views

Bionicle parts for own bionicle figure

I need Bionicle parts to make my own Bionicle. Any good set recommendations? Any LEGO set will do. It does not have to be Bionicle.
0
votes
1answer
576 views

About selling old LEGO, by the pound or assembled?

I was just wondering how much does a pound of bulk usually sell for. I also have tons of star wars mini-figs, including tons of clone troopers of different kinds, stormtroopers, battle droids, but ...
0
votes
1answer
280 views

How could I make a golf robot from a LEGO NXT kit?

I want to make a golf robot. It will be placed straight in line with the ball. It will approach the ball and swing. The part where I get confused is how to get it to swing in a left-right motion when ...
0
votes
1answer
163 views

Lego Set ID for white curved pieces with blue Police stickers?

I got another police set but can't find directions.
0
votes
1answer
525 views

Mindstorms EV3 education 1.4.2 for Windows crashes when opening second project

The EV3 software opens the first project with no problems, but when I open a second project it crashes and terminates. I tried to install the EV3 software on Windows 10 (MS Surface laptop i7,16GB RAM),...
0
votes
1answer
71 views

How much do the PF XL motors help speed in the 4x4 crawler?

I'm wanting an answer if anyone has swapped the PF L motors in the 4x4 crawler to PF XL motors and if this increases the speed or not.
0
votes
1answer
1k views

Mindstorms EV3 Spinner factory complete code problem

I recently posted a question about the creation of My Block. Now I have another problem. I have written the code as described in the program description, and double checked it, but it still doesn't ...
0
votes
1answer
273 views

Help with Multiple Motors/Intelligent Bricks and coding/ programming/ daisy chaining

I have built the accompanying robot earlier in the week. I have a challenge where the robot needs to find white/black bricks then store them on a tray and then travel over to another robot and ...
0
votes
1answer
143 views

Where to find pictures of undersides of bricks? (possibly Lego clones about 25-30 yrs ago)

I am trying to identify which non-Lego bricks I might have played in the past. Don't recall the names but I can probably recognize them from photos if I see them again For example, I remember some ...
0
votes
1answer
78 views

Mindstorms program - myblocks that work fine when run individually but when executed as part of a larger program, break

We have a line following myblock, which follows the line perfectly if it runs alone. However, if we include it as a block as part of a larger program, it goes haywire when it gets to that step and ...
0
votes
2answers
289 views

Programming to get data from EV3 sensor and send it to a server?

I am using EV3 with Linux V1.09 and I am doing a project in which I want to send the sensor data from the EV3 to a remote web server using POST method - is this possible?
0
votes
1answer
75 views

NXT light sensor homework help

Read value from NXT kit using light sensor and show it in the middle of NXT screen. If measured lightness value is less than or equal to 50, right motor will stop and left motor will move with the ...
0
votes
1answer
946 views

What parts are in each bag for the Star Wars Death Star 75159?

I have two opened death stars. Some bags are unopened and others are mixed. I need a checklist of what comes in each bag. I would like to sell one and keep one.
0
votes
1answer
662 views

Installed EV3 software on Win 8 and it won't load

EV3 software used to work on my laptop. Now it does not load any more. When I double click on the LEGO Mindstorms icon. It starts the procedure of loading the software. Then it stuck there and won'...
0
votes
1answer
409 views

EV3, menu with the buttons?

I've been trying to make a menu that when you press the < button on the block it will start and > button to stop. The menu will also only occur at the start, it will not be ongoing. I've ...
0
votes
1answer
180 views

How do I find a set in a bunch of jumbled up pieces

So my mum bought a LEGO set on eBay a while ago and it didn't come with instructions or a box so we didn't know how to build it but since then it has been jumbled up with a whole bunch of other pieces ...

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