2
votes
1answer
82 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?
0
votes
2answers
92 views

How can I find the directions to this Lego bag?

I have a Lego bag unopened but we lost the directions! Can someone help? I think it's Minecraft.
1
vote
1answer
40 views

Interface between keyboard and NXT mindstorm

I want to make an NXT program that handles key presses from a user. First, I'd like a message to display asking the user to choose a key on the keyboard (S or M), and then depending on the chosen key ...
1
vote
1answer
50 views

EV3 software crashes on Windows 8 laptop

My cousin has Windows 8 x64 netbook laptop. When he tries to start the application he gets .NET framework error and I can see following text in the log file: +000,016 >> MINDSTORMS EV3 launched ...
13
votes
2answers
28k views

Where can I find a list of all LEGO sets ever released

Can I get a full list of every set LEGO has ever come out with?
1
vote
1answer
53 views

EV3 Installation failure on OSX El Capitan 10.11.3

Hi This is the first time I've tried to use EV3 software since upgrading to El Capitan. Before then, it worked perfectly. When I tried to launch the application a message pops up saying it has ...
20
votes
4answers
41k views

What is different between the EV3 Home and Educational sets?

The newly announced LEGO Mindstorms EV3 sets for home and education have some differences, but it isn't clear to me what they are, specifically. It seems that have different sensors, perhaps ...
3
votes
2answers
187 views

How do I diagnose a problem with electronic bricks and motors?

My children and I recently assembled the 42030 RC VOLVO L350F Wheel Loader (aside: with the 1,600 pieces and time investment, this set will likely survive to the heat death of the universe intact ...
8
votes
2answers
5k views

How can I build a Lego rubik's cube?

How can I build a LEGO Rubik's cube, I have 2 of them, and I've built them several times, but how can I build a LEGO Rubik's cube.
4
votes
1answer
1k views

Why are Lego products so expensive in Europe?

Comparing a few Lego products at the official online store, I found U.S. prices seem to be consistently around 70% of those in Europe given current currency exchange rates. That's a surprising ...
4
votes
3answers
239 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 ...
1
vote
2answers
84 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
4
votes
1answer
281 views

Is there a changelog for any firmware updates on an EV3 brick?

When a firmware update is released for the Mindstorms EV3 brick, are there usually any changelogs for them explaining what's been added or changed? If so, where can they be found?
1
vote
2answers
431 views

What software should I install for NXT on OSX El 10.11.2 Capitan?

Sorry, I am brand new to Mindstorms and a bit overwhelmed. I bought an NXT robot over Christmas and am confused what software I should install. I installed the EV3 software. The bluetooth doesn't ...
12
votes
3answers
6k views

Removing glue from Lego bricks

When I was five my Dad used some kind of a good glue to put together a set together so I didn't loose any pieces. Putting the ethics of that action aside, I want to split the bricks from another and ...
-4
votes
1answer
135 views

Are these real Lego figures?

Are these real LEGO figures or custom non-LEGO designs?
3
votes
1answer
88 views

Can someone please help me identify this antenna/rod part? It attaches to the bottom of a brick

These red antenna-like pieces have four flanges at the base. The base does NOT fit on top of a stud, but rather it will fit the underside/bottom side of brick. The two pieces can also be connected ...
4
votes
2answers
719 views

Which was the first set / minifig with two faces to choose from?

Some of my minifigs (like Iron Man, and Bilbo Baggins, and Harry Potter) have two different faces to show different emotions (usually something happy and something unhappy or upset or angry). How long ...
0
votes
0answers
16 views

Software for build options from pieces I already have? [duplicate]

Is there software or a site that allows me to enter what LEGO pieces I have and will give me build instructions?
0
votes
3answers
451 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 ...
7
votes
3answers
4k views

How to sort complete sets from box of unsorted LEGO

My son has thousands of pieces of LEGO, but he has them all dumped in a box. Is there any way to figure out what sets they went to if I don't remember the names of them?
0
votes
2answers
66 views

What is an inexpensive camera for photographing Lego? [closed]

What is an inexpensive camera for taking pictures of LEGO? I currently use an iPad and I am not satisfied with the photo quality. I would prefer something 100$ or less, if possible.
1
vote
0answers
22 views

Printing an actual suit on a LEGO figure [duplicate]

I love LEGO bricks, and I'm always looking for more unique figs. I go on eBay all the time, and one person named onlinesailin makes AMAZINGLY detailed and cool guys. I want to know how to actually ...
4
votes
5answers
3k views

Does 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
8
votes
2answers
170 views

What is the biggest base plate available?

I'm looking for as large a base plate as possible. Below is a 48x48 stud base, it's the largest I've seen. Are larger plates available? Either the thin type (as pictured) or the regular plate ...
5
votes
1answer
342 views

Identification of Batman / Joker Set

I went through the DC Comics Super Heroes and Batman categories of Brickset without being able to identify the origin of this bag of pieces. The only information are 135149 and a year, 2011, ...
2
votes
1answer
92 views

Lego Color Sensor - EV3

My son is using his EV3 with a color sensor. He is using the sensor to test the reflectivity of different materials. Can you please tell me what the letters "PCT" stand for?
1
vote
1answer
165 views

EV3 IR, ultrasonic senosor datasheets

I want to connect EV3 IR and ultrasonic sensors to my Arduino. Unfortunately could not find any good documents describing how to use/control them. Could you please help? Thank you very much.
2
votes
1answer
93 views

How to Motorize the LEGO Mars Rover

I am looking for some suggestions. My daughter is building the Mars Rover set (go here for the details: http://www.eurobricks.com/forum/index.php?showtopic=98222) for a presentation at school and I ...
0
votes
2answers
191 views

Why do LEGO sets have a minium age rating? [closed]

Many LEGO sets have minimum age ratings, such as 7-12, 9-14, and 16+. Why is this? Are the models really that different in terms of complexity? Also, why does LEGO often indicate that sets are not ...
2
votes
1answer
156 views

Tufts MAZE LabView Program Will Not Run on EV3

Through the 2012 LabVIEW for LEGO software package, I found an example of a maze from Tufts. I cannot get it to run on an EV3. It appears to just constantly execute the initialization. How can I ...
6
votes
2answers
141 views

Can anyone help me identify this Fabuland figure?

I found 2 of them in a box of LEGO I had as a kid, it fits the LEGO baseboards/bricks but I don't have a clue what it is or where it is from! My daughter is now the proud owner of my Lego (along ...
1
vote
1answer
98 views

How to fix the Gyro

Currently the gyro sensor connected to the EV3 brick doesn't really work. whenever the gyro is attempted to be used the robot will just sit and spin once it gets to where it needs to use the gyro. Any ...
7
votes
1answer
128 views

What part(s) can I use to connect modules at a 90 degree angle?

I'm looking for brainstorming! All ideas welcome. I have a design I'm working on which: is made of a bunch of identical modules fitting into a single framework has to allow the modules to "plug in" ...
1
vote
1answer
58 views

Why does display output affects motors?

I'm making a simple program with LEGO EV3 Education. It makes a little tank to follow a black line over a white-ish floor. Here it is: [] This works very smooth: it makes the tank follow the EDGE ...
10
votes
2answers
4k views

Bridge from just basic bricks?

I teach an after-school engineering class using LEGO bricks, one of our classes has the students build a bridge. Each student gets a custom set of about 150 2x4 bricks, about 300 2x2 bricks, and, if ...
1
vote
1answer
87 views

How many pneumatic actuators does one air tank support

For example, I want to use air tanks to supply pressure to up to 18 pneumatic actuators (19475c01), but I don't know how many air tanks I should buy to supply the air pressure required by all of them. ...
4
votes
1answer
49 views

Are Duplo gears compatible with Regular ones?

Can I make a transmission from Duplo gear (Early Simple Machines Set 9656) to regular-sized gear?
3
votes
1answer
95 views

Minimizing brick loss during play

Lego bricks are obviously made for playing---and should be played with. But, as a parent who strives to keep the set collection in order, it is not fun when bricks get lost after play and sets become ...
1
vote
1answer
112 views

What are the best sources of information for upcoming lego sets?

Lego sometimes offers me a "Lego Calendar" with upcoming events,sets, sales and coupons. Whether or not I get this calendar is hit/miss and it only notifies me of the next month's news. I've ...
1
vote
0answers
53 views

NXT (NXC) Programs are too slow

I am using Bricx Command Center to write some NXC code for a side project. I am working with the MindSqualls C# Library in Unity and am trying to figure out some ways to use the NXT robots in an ...
5
votes
3answers
3k views

Is it possible to edit a my block input parameter value?

I have created my blocks but want to change the input parameter to a negative. Is this possible or must all the myblocks be re-written?
7
votes
2answers
2k views

Exact dimensions of studless Technic beams

I'm looking for the exact dimensions of the studless Technic beams. I found a number of answers for studded beams but there are some more aspects for the studless beams which are not covered. I'm ...
4
votes
1answer
204 views

Did Lego ever make bricks without the Lego logo?

While sorting my Lego collection I found bricks with two different fonts and many without a font at all. I also found Tyco and Mega Blocks bricks. So did Lego ever make blank bricks?
0
votes
1answer
641 views

What are the instructions for Lego bag 135149?

Can someone please help me find the instructions for Lego bag 135149? The bag says 2011 and has a propeller-type brick and a white helmet? Any clues what this is?
0
votes
1answer
93 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
0
votes
3answers
80 views

Lego model of USB socket?

I am looking to make a LEGO version of my laptop. Is there a LEGO brick or set of LEGO bricks that would form a USB socket?
1
vote
1answer
58 views

How can I get a replacement of LEGO NXT Green City Challenge Activity Pack CD-Rom?

I purchased the LEGO Mindstorms NXT Green City Challenge Pack on LEGO many years ago. Now, I wanted to use back this challenge pack, but I found that I've lost the CD Rom and the class that I am using ...
5
votes
2answers
153 views

BAFTA Bob the builder set value?

I have a boxed sealed LEGO set from 2002. I attended the Children's BAFTA dinner, with several celebrities. Each had an exclusive Bob the Builder set as a gift under their seat, which included a LEGO ...
4
votes
2answers
245 views

How to build a steerable remote-controlled vehicle with just 1 motor?

In WeDo 2.0 set there is only 1 motor, which can be remotely switched on and off by using the iPad app (by writing a Scratch program). Also motor rotating direction can be toggled remotely. As an ...

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