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4
votes
1answer
239 views

Is there any reason behind fancy bricks in invisible places?

In set 60080 there is a blue bick with pretty fancy shape. There are also hardly visible bricks in other places. Is there any reason? Why are these bricks used? Any official or semi-official ...
4
votes
2answers
339 views

Which parts have no-friction Technic axle holes?

I want to make a no (or very low) friction inline coupling for axles. The axles must turn, transmit moderate torque, and be in phase (therefore backlash must be minimal). The axles remain inline at ...
4
votes
3answers
246 views

Looks like total number of parts and sum of them differs on bricklink

I've recently purchased the 42063 BMW R 1200 GS Adventure. It was assembled and looked complete. I took it apart and calculated total number of parts. It was around 550. Then on link above I've ...
4
votes
1answer
7k views

Can you extract a program from the EV3 brick to the computer?

As part of an assignment, I made a program for my EV3, but however my computer automatically restarted, so I lost that program. I need to show the program! However, the program is still in my brick. ...
4
votes
3answers
4k views

EV3 Education Edition software license

I got a new EV3 education kit. Can I install it on a several computers or does the license work on one computer only?
4
votes
3answers
323 views

How to get the Millennium Falcon 75192

Just like everybody else, I'd like to get the new 75192 set. Unfortunately, information about that is rather spotty. The lego shop website used to write "soon", currently it writes "unavailable". The ...
4
votes
2answers
2k views

Value/Where to sell my old Lego collection

I'm sure you've heard this asked a million times but I have no idea where and for what price I should be selling my old collection for. Things I do know about what I have: I'd assume they're "clean" ...
4
votes
2answers
768 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?
4
votes
1answer
290 views

Is this a LEGO Friends set?

Got a bag with a lot of pink bricks. I think it is one of the LEGO Friends sets but don't know which set. Can anybody help me identify?
4
votes
1answer
5k views

BPA in older LEGO

I have some older DUPLO sets. I am concerned about the BPA that might be in them. Do any current sets of DUPLO or LEGO contain BPA? Did they in earlier sets?
4
votes
1answer
115 views

What year did the minicon “micro BrickCon” first appear at “BrickCon”?

It seems like minicons (a minicon is a LEGO display consisting of minilander figures looking at miniland scale tables populated by microscale MOCs) are popping up everywhere lately. The last known ...
4
votes
1answer
10k views

EV3 Ultrasonic Sensor block is not availible in the Home Edition software

I can't find the ultrasonic sensor block on the programming app on my computer. I am using the Lego Mindstorms EV3 Home Edition.
4
votes
1answer
2k views

How to get double the speed from 2 regulated EV3 motors?

So I've noticed that if I connect two EV3 motors to one another (with gears), I still get exactly the same maximum speed as if I had a single motor. So, my question: how can I get twice the power/...
4
votes
2answers
446 views

Where can I find LDraw files to download for basic figures?

I would like to have a collection of simple examples for my youngsters. Only for basic LEGO bricks. Not Technics or complex and complete space stations, just some step-by-step instructions for the ...
4
votes
0answers
124 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)?
4
votes
2answers
856 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 ...
3
votes
1answer
283 views

How to visually search for specific parts in a 3D model?

For a missed/loose piece that needs to be reattached, I plan to check all the steps where the piece was used. If I can also get an overview of the possible piece locations from the existing 3D models, ...
3
votes
1answer
495 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 ...
3
votes
1answer
88 views

Anyone have the control block for the hitechnic color sensors?

I'm just wondering if anyone has a copy of the control block for the hitechnic color sensor v2? I'll take a v1 if you have that because I'm desperate at this point. The downloads page for it is down ...
3
votes
1answer
290 views

Spik3r wheels move but the spik3r itself doesn't

Our Spik3r's wheels move but the Spik3r itself does not move. Please see the picture of the back of the vehicle - is it somehow incorrectly built?
3
votes
2answers
377 views

Can a EV3 program run simultaneously with the Running Robot commander app?

Is it possible to run the Robot Commander app and a program on the EV3 brick at the same time? If so how would it be accomplished?
3
votes
2answers
463 views

Obtaining LEGO blocks

In the olden days, it was possible to go to the hobby store and get a box of specific capability. Now adays, I basically see lego blocks sold as part of "action" sets. Question: Is it still ...
3
votes
1answer
207 views

Modified 3x2 Plate with Rubber Bristle Bottom and snap-on cover? [duplicate]

I've had this odd little part laying around my desk for some time - does anyone know what it is? There's no Lego logo anywhere, and I've searched BrickLink somewhat comprehensively, so I'm guessing ...
3
votes
1answer
174 views

How do I add the lms2012 library as a dependency within Visual Studio

I'm following this question and am curious how I go about actually importing the following the necessary dependencies. I see this line: #include "ev3sources/lms2012/c_com/source/c_com.h" and have ...
3
votes
2answers
321 views

My 9398 crawler going in reverse way

I built 9398 crawler set and everything seemed OK. However, when I moved the RC tumbler up, the crawler went back, and when I moved it down, the crawler went forward. On the battery box I saw ...
3
votes
1answer
1k views

How do you open a logfile (.rdf) downloaded from an EV3 brick?

I have been logging data for a few sensors, and would like to import that data into Excel. What exactly do I need to do? I remember reading somewhere that LabView can export logging data (I have the ...
3
votes
1answer
795 views

Can additional MyBlock icons be added to the EV3 palette of icons available in the MyBlock builder?

I'm a big believer in using MyBlocks when using EV3. For FLL teams, every robot needs to move forward, backward, turn right, turn left, arm up, arm down. Even before a robot is built, those MyBlocks ...
3
votes
1answer
191 views

Are there any LEGO sets that have these two parts?

Are there any LEGO sets that have the following parts: Part 57518 (Link Tread Wide with Two Pin Holes) Part 15035 / 18405 / 95292 (Large Shock Absorber with Very Hard Spring)
3
votes
1answer
1k views

Programming The Lego Mindstorms T-Rex from EV3 Laboratory

I bought the book The Lego Mindstorms EV3 Laboratory fron Daniele Benedettelli. I buid the T-Rex chapter 15 and when I tried to programming the T-Rex (chapter 16) I have a problem. I'm not able to ...
3
votes
0answers
754 views

Ev3 spik3r mission 2 doesn't move

So I was building Spik3r and I thought I got mission 2 completed. Wheels are turning, legs are moving but the robot just does not move. It looks like the small wheels should be moving the robot but ...
3
votes
2answers
843 views

Logging and performing mathmatical calc. during run?

Is it possible using the new EV3 to log data, and peform mathmatical calculation on the data while it's being logged, and peform some and thereby trigger some event if some value has been reached?? ...
3
votes
1answer
1k views

Are there Powered Up compatible connectors available?

I'm interested in experimenting with custom LEGO Powered Up peripherals. Are there connectors available that I can use to interface with the hub?
3
votes
3answers
975 views

Recreating Mindstorms TRACK3R test track

I didn't realize until now that the 31313 Mindstorms packaging secretly contains a hidden test track for the TRACK3R robot. And the packaging is long gone with the trash. D'oh! What is the simplest ...
3
votes
1answer
666 views

Where to order custom mini-figs in Europe

General question is are there any custom Lego minifig online stores in Europe like there are many in the US ? In detail: My friends friend is getting married and she would like to surprise them with ...
3
votes
1answer
3k views

Can I import existing Lego kits into LEGO Digital Designer?

Is there any way to import existing LEGO kits into LDD (LEGO Digital Designer)? For example, I like to have this set in the LDD and https://shop.lego.com/en-US/Compact-Tracked-Loader-42032 I know I ...
3
votes
2answers
517 views

I need information on LEGO part #3001 in Milky White with Sparkles

Have a 3001 part i have come across with a color i've never seen before. It seems to be a milky white but with glitter in it. New style logo with pip on short side. Any ideas to where it came from?
2
votes
2answers
349 views

I have an idea for a new kind of LEGO, using new types of elements

I have an idea for a new LEGO product (not a LEGO set or anything, I know that the Lego ideas site exists, but a new "kind" of LEGO) I've been trying to contact LEGO about it without any luck. So I ...
2
votes
1answer
268 views

Which set are these Mega Bloks pieces from?

Please help me identify which Mega Bloks set or sets these bricks are from. Any help is appreciated.
2
votes
2answers
251 views

How to disassemble the propulsion wheels of the LEGO/DUPLO train engine base part# 28743 drivetrain?

I have a push and go motor, also known as Hub No5 model also known as engine base part #28743 The issue I have is that the train can not climb the bridge anymore, unless using the locomotive alone ...
2
votes
1answer
71 views

Advanced mode in EV3 ultrasonic sensor

The EV3 Ultrasonic Sensor has an “Advanced mode" which measures either in centimeters or in inches. When exactly do you use this mode? Why doesn’t the sensor send just a single ultrasonic signal?
2
votes
1answer
599 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 ...
2
votes
2answers
150 views

Lego identification help! Red torso, lightsaber handle, and grey pieces?

What does this build? Can anyone help me with the instructions link?
2
votes
1answer
360 views

Which LEGO set is best suited to build robots?

My goal is to build some educational robot kits for kids and so I'd like to know if there are any LEGO sets that let you build almost anything or can you only can build the specific model that the ...
2
votes
3answers
3k views

draw program for LEGO MOC models?

I want to design a MOC digitally. I can do this with ldraw, but are there any drawing programs better than ldraw to make models of LEGO ? kind regards, Peter
2
votes
1answer
596 views

LEGO Large Shock Absorber alternatives

Are there cheaper alternatives to Large Shock Absorber with Very Hard Spring (Part No. 15035 / 18405 / 95292 / 95292c01)?
2
votes
1answer
4k views

Lego Mindstorms RCX RIS 2.0 IR tower Windows 10 64-bit driver

I found this question: Lego Mindstorms RCX RIS 2.0 IR tower Windows 7 / Windows XP driver and I wanted to ask if someone found a solution. But due to my lack of reputation I couldn't create a ...
2
votes
1answer
2k views

EV3 not recognized by PC when attempting firmware update after interrupted update

I have just sent the following inquiry to Lego Customer Support: I aborted a firmware update and now the Intelligent Brick does not get past the "Starting.." message when it is turned on. I ...
2
votes
1answer
193 views

What is this minifig/minidoll (?)

Found this minifig or minidoll. What is it and where is it from? Tried asking the people in the store, they didn't know, and I couldn't find much by searching since I don't even know what type of ...
2
votes
1answer
318 views

Selling bulk LEGO

I have most Star Wars sets, plus the complete Enterprise. They have been taken apart and I do not have all instructions. What is the best suggestion to sell? I also have the Death Star dismantled. ...
1
vote
1answer
379 views

Is this from a Lego set?

Can anyone tell me which set this partial build is from? Any help to identify it is greatly appreciated! 😃

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