2
votes
1answer
227 views

How do I get the Mindstorm EV3 software to recognize an NXT brick via Bluetooth?

I'm trying to program my NXT brick via the EV3 software over a Bluetooth connection. I can connect it via USB (although that too failed initially but has since resolved; not sure why) but I'd really ...
3
votes
1answer
116 views

Why are some of the supports on bottom of a lego piece hollow, and other are solid?

I've added an image of me holding two 1x3 bricks, one has solid supports (not sure the technical name...) and the other has hollow supports. Does anyone know the reason why they are different? Other ...
1
vote
1answer
168 views

Need help to identify minifigure

Can someone help me to identify minifigure linked below: I´ve been searching now about three hours without luck :)
3
votes
2answers
99 views

Lego Motor for cycling a tool

I am curios to know if I can utilise the Lego Power range to rotate a transducer to a set point and return to its original position and if so is it able to cycle the movements repetitively? Ideally I ...
1
vote
1answer
130 views

What part can I use to get the connection

This is what I have.. Would like to connect the long "thing" to the square base.. not sure which part will give me a angled elevation In case you are wondering what I am trying to do.. this is what ...
1
vote
1answer
138 views

Is it possible to connect EV3 and NXT bricks like master/slave configuration via bluetooth?

Can I make a Bluetooth connection between LEGO EV3 bricks and LEGO NXT bricks? and If it is possible how to handle the software to make a chain between them?
2
votes
1answer
117 views

Is the LEGO Mindstorms EV3 brick waterproof?

I am trying to build a ROV (Remotely operated underwater vehicle) with Lego Mindstorms Ev3. Is it waterproof?
3
votes
1answer
143 views

Can anyone identify this spinner with 1..5 and a skull?

My son has just inherited a large box of Lego, we're hoping someone can help identify what set this might be from.
1
vote
1answer
160 views

Direct command lego ev3 [closed]

Is there any documentation about direct command bluetooth of EV3? Thanks, regards!
1
vote
0answers
87 views

What method do you use to figure out what set you have? [duplicate]

This question really got me thinking about this: I bought a second hand pack of pieces and it looks like it may be a specific set How do you even go about figuring that out? How would you even start? ...
-1
votes
1answer
95 views

LEGO mindstorm - which product to use to make projects mentioned below

I have to buy Lego Mindstorm kit for some projects. I really have never used Lego before, my friend asked me to consult him about projects (I use micro controllers and make robots from material I ...
0
votes
1answer
64 views

Decals for Lego Pharaoh's Quest Flying Mummy [duplicate]

Do all lego sets have decals? I am specifically looking for decals for Lego Pharaoh's Quest Flying Mummy.
3
votes
1answer
152 views

How can I use 1 motor for grabbing/lifting and another for moving?

I am really stuck on how to use the three motors for better functions. Is there anyway in which I can use 1 motor for efficient/quick movement while turning left and right? Another thing is whether I ...
3
votes
1answer
219 views

I bought a second hand pack of pieces and it looks like it may be a specific set

Hoping for help to identify a set of lego pieces. It definitely has a car wheel base, and the base boards are green.close
4
votes
1answer
124 views

How much does the NXT brick weigh?

I am working on a project that involves LEGO Mindstorms bricks but for some tasks I want to know the weight of the NXT brick, so I would be pleased if anyone can help me.
2
votes
1answer
48 views

How to make NXT bricks communicate information?

Is it possible to connect, in some way, two NXT bricks that has program functions running on both. For example, Brick one would tell brick two that it is okay to start a program. Are there any sensors ...
3
votes
2answers
64 views

Is there a time mechanism that can be added to an NXT program?

I wanted to create a system where an NXT block would be set into function at a certain time of day (maybe 5:00 and then 5:10 and so on). I would want the timing function to be embedded into the NXT ...
2
votes
1answer
198 views

What set does this minifigure head come from?

I came across this picture: I think the body is from The LEGO Movie Pajamas Emmet polybag, but have no idea where the head is from.
4
votes
1answer
247 views

How to build an automatic Lego train system?

I was wondering if anybody has ever tried using the IRLink NXT sensor to make an automated train system and if so, what kind of setup did you have to make it all work? I have been working on a train ...
0
votes
1answer
174 views

EV3 bluetooth controller for mac

Is there a suitable EV3 controller for mac? It should be a compatible alternative from the official EV3 controller in the iOS app store or google play.
1
vote
1answer
87 views

Where can I buy engraved LEGO bricks?

What is the cheapest site to buy engraved LEGO bricks? I am searching for the cheapest site to buy engraved 2X4/2x6 bricks so that I can put names on them and send them to people. Any insight is ...
3
votes
1answer
102 views

Does anyone have a picture of the Lego Club alphabet code from Bricks and Pieces magazine?

Somwtime maybe in the early eighties, I read a Bricks and Pieces magazine with a small panel showing the brick alphabet code and it would be great to have a picture of this if someone has it. This ...
1
vote
2answers
140 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?
6
votes
1answer
105 views

Preparations for outside display

I am thinking of using LEGO to make some outside yard art, (large minifig scale castle) and wondered what I should do to prepare them for being outside in variable weather conditions (in the Seattle ...
1
vote
3answers
310 views

Are NXT Light sensors compatible with EV3?

I would like to use the NXT light sensors my EV3 brick. I don't have enough light sensors as I need 2 for each robot (per set) and it only comes with one. However, I have a lot of NXT sensors. Will ...
3
votes
1answer
115 views

What is this model number please?

I don't have the instructions for this and I have no idea what model number this is. Can anyone identify it?
4
votes
1answer
190 views

Help to identify a unique minifig head

I have a minifig head that I can't find on the Brickset website or else where. Not sure where it came from but found it amongst a pile of odd bricks my kids had collected years ago. The head is ...
2
votes
2answers
181 views

Identify minifigure torso - yellow with blue “N” on front

I've got a yellow torso (with yellow arms). The front (I believe) has a large blue letter 'N' with a orange drop shadow. Otherwise the torso is plain. I've tried loads of search terms on bricklink to ...
3
votes
3answers
98 views

Cheap Lego sets for Kindergarten classroom?

I am wondering what is the best way to get a set of Lego bricks for my kindergarten classroom? The children love playing with them and I no longer own them due to a transfer of grade levels.
2
votes
1answer
381 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 ...
1
vote
2answers
306 views

What is the easiest way to sell Lego sets for a good price?

I have a HUGE collection of LEGO sets that I want to sell. Ebay is too cheap and Craigslist takes too long. Is there an easier and faster way to get some good money?
6
votes
7answers
157 views

How can I remove permanent marker from a LEGO brick?

I need to remove permanent marker from hard plastic. How can I do it?
3
votes
1answer
877 views

Where can I download the software for old RCX-era Mindstorms sets?

These days I've been coming across a lot of people who've purchased used MINDSTORMS sets from the RCX era, only to find they didn't come with a CD. And in order to use the set, assuming that using an ...
3
votes
1answer
141 views

Lego 7670 has two different box designs?

Does Lego 7670 (Hailfire Droid and Spider Droid) have two different colored boxes? I am seeing two different boxes on Ebay and other sites. One is a white clone wars box, and the other is a dark red ...
5
votes
3answers
709 views

What's the best way to glue/adhese the street baseplates to a plywood table?

I'm building a Lego city, and I want to permanently glue the road onto the table. But I don't want it to be "lumpy", or melt, and I want to make sure that the baseplates will not come off the table, ...
3
votes
2answers
285 views

21104 NASA Mars Curiosity Rover?

Has Lego made a public statement why they stopped producing the Curiosity Rover set? Each of its few production runs sold out in hours. Why won't they take my money? More importantly, how do I get a ...
4
votes
1answer
153 views

How can i use my iPhone to scan a barcode and send it to my EV3 brick?

I'm trying to build a sorter that scans the barcode on the brick using an iPhone and sorts it accordingly to the barcode. I cannot use colours due to amount of things to sort.
4
votes
1answer
67 views

Is there a program to tell me if a specific parts list is available in a given colour?

I want to build some models using the new 1x2 curved slopes which come in limited colours at the moment, the models need to have single solid colours if at all possible. Is there a program or site ...
3
votes
1answer
57 views

Where can I find LDraw examples?

Where can I find LDraw files to download? I would like to have a collection of simple Lego examples and want to create step-by-step instructions for my youngsters.
3
votes
1answer
157 views

Unknown brick/piece information (curved, decorated slope)

Recently, i got a huge box of lego sets all mixed together. I have been slowly identifying the sets that are there. Some are complete, while others not but i have been managing so far. Still, there ...
8
votes
2answers
171 views

Is there an XML format for Lego?

I've seen some pretty neat applications using customized XML formats. There is a Musical Notation XML so that a user can create sheet music on XML. With the right software, that XML can be converted ...
2
votes
1answer
108 views

Any substitute / schematic for Mindstorms 2.0 IR tower?

I came across a used Robotics Invention System 2.0 set, but in addition to a few missing bricks, it is missing the IR tower. Is there any generic replacement that I can use to program the RCX or does ...
0
votes
1answer
156 views

Where will the World First Lego League be held in 2015?

Every year First Lego League (FLL) is held in 3 different countries. I know that the world festival will be held in St. Louis, but where will the other two be? Last year it was held in Germany and ...
3
votes
1answer
65 views

CAD model of the LEGO monorails

I was wondering two things, Is it legal to share CAD models of LEGOs with other people as long as it is not for profit and Does anyone have A CAD model of the LEGO monorail track that was made in the ...
1
vote
1answer
558 views

Code for PID for EV3-g

I want to use PID for my Ev3. I used PID for NXT-G before, but I have never used EV3-G before and don't know how to get PID. Could someone please post a screen shot of the code or upload the file?
4
votes
1answer
149 views

What does BURP or BURPS stand for?

Came across this one a few times (most recently here) where it links to a number of mountain elements: you still end up with some neat mini-BURPS and other useful pieces
0
votes
3answers
234 views

MOC planning and design

What tools do you use when planning and designing a new MOC? Pen and paper? Or there is something more advanced? I had the insane idea to try LDD to design my MOC and it was a nightmare. Since my MOC ...
6
votes
3answers
192 views

Ideas to slow down RC PF train motor (Item: 88002)

I'm wondering if you already tried to slow down such a motor. I would like the train to run slower at all the supported 7 speeds. Anyway, at speed 7, the train just flies off the tracks.
9
votes
1answer
216 views

What's the purpose of the clutch gear in Power Functions set?

I have just bought this set and wonder the purpose of the white gear in the middle: How can you use it in your Lego Technic projects? Is it available in other sets?
5
votes
1answer
194 views

What lego set is this? Possibly a pirate ship?

my wife picked up this lego set at a garage sale. The owner claimed it was a ship, perhaps a pirate ship, and that the set was complete. It does have something resembling a bow, and several tall ...

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