0
votes
0answers
29 views

Where can I find this lego piece? [duplicate]

I found this lego piece but I want some more of them for my huge lego project. But where can I find these? I really need exactly this lego piece can someone help me? The lego piece I have: If you ...
2
votes
2answers
211 views

What kind of “Lego” figures are these?

Can anyone tell me about these lego-compatible figures? They clearly aren't lego brand, they don't look like mega blok figures or tyco figures that I have seen (not that they couldn't be one of those ...
1
vote
1answer
112 views

How can a brick/color combination exist but not be part of a set?

In a recent question the 2x4 transparent brick in neon green came up as a rare part (see Does someone know where i can find this lego brick?). It doesn't seem to be listed as part of a set (at least ...
3
votes
3answers
251 views

Does someone know where i can find this lego brick?

Where can i find this lego brick? I got one but I want some more of them for a project.
4
votes
2answers
889 views

Quality issues with tan-colored Lego pieces?

I recently bought an expensive Lego set with a large number of tan-colored pieces. I was very disappointed to find out that more than a dozen (isn't that a spectacularly large number?) of 1x1 bricks ...
0
votes
1answer
112 views

Some LEGO elements not attaching as usual

I am building a tank made of purely normal LEGO elements, which means no gears or axles or that type of stuff. I am trying to attach a 6x6 LEGO plate onto the base for support, but it is not ...
2
votes
1answer
71 views

Variable stick lengths and angles at nodes of building bricks

Is it possible to build 3D toys connecting several LEGO Bricks sticks/rods to make polyhedrons? Lengths and angles between sticks should be variable.
0
votes
0answers
50 views

Use of Mindsensors IMU with Labview

I thought someone could help me with a the Mindsensors AbsoluteIMU ACG and its use with the Lego Mindstorms NXT. Is it possible to use it with and get data out of it?
3
votes
1answer
396 views

Is it possible to run more than two remote control trains on one track?

My son has two passenger trains and a lego cargo train. We can get two trains running on the track using one remote. But how do you operate a third train? We do have other remotes which came with ...
2
votes
2answers
646 views

Buying minifigure parts at the Lego Store

Is it possible to buy individual Minifigure parts (like minifig heads only) at the LEGO store? (the physical ones, not the online) if so, how much would they go for?
4
votes
1answer
274 views

How can a Mindstorms robot lift something very heavy?

I have a small LEGO Mindstorms robot and I have to lift something heavy. Now it seems not possible because the motor is not heavy enough.
3
votes
2answers
269 views

Which block manufacturer made this type of person in the 80s

I always thought this was LEGO, and played with it in my LEGOs my whole life (got this in the 80s) but found out recently that it is not LEGO. What brand is it? Who made it? He can hold lego tools, ...
0
votes
0answers
21 views

EV3 FLL Question “ outside the box ” [duplicate]

I am joining our FLL team and I have a question can you please help me? I'm working on the mission "outside the box" and my arm on the robot is not strong enough to lift the box in the air, so that ...
6
votes
1answer
321 views

Building a 45 degree brace

I'm trying to reproduce my own house in Lego, and attached is a photo of the porch above my front door that is supported by a 45 degree wooden brace: At my current scale, the vertical white wood ...
7
votes
3answers
2k views

Any good alternatives to BrickLink?

I'm trying to find certain bricks online, and of course, came across BrickLink. But it's so darn hard to use it; search is absolutely useless, and I can't figure out how to use the catalog for the ...
18
votes
4answers
4k views

When did Lego decide that it was okay to put a stud into a technic hole?

At one point, Lego didn't really support putting a stud into a Technic hole, stating that it caused too much stress on the bricks. And for a while, there were no sets where that's the case. However, ...
8
votes
3answers
483 views

What was the 12v AC socket for on the 7864 transformer?

The 7864 transformer had, in addition of the main regulated outlet for controlling trains and a fixed 12v DC for plugging in remote controls and lights, a third socket available which provided 12v AC. ...
3
votes
3answers
2k views

API for Android or iOS connecting to EV3 by bluetooth

There is official API for Windows, WindowsPhone8 and WinRT https://legoev3.codeplex.com/ it lets you connect to EV3 brick and control it remotely from your WindowsPhone. Are there any libraries ...
5
votes
2answers
188 views

Two-state clicker button

For no particular good reason, I think it would be interesting to build a Lego button that behaves somewhat like the button on a click pen: as you press it, it alternates between a "down" state and an ...
2
votes
1answer
627 views

Programming Mindstorms on a chromebook

I know there is no official way to program NXT/EV3 on a Chromebook. But a Chromebook can have Ubuntu installed via Crouton in developer mode. So, is there a relatively painless way to program ...
1
vote
2answers
207 views

Question about a Lego Compatible brand

My son has a small orange and grey space ship building set. It has two astronauts with it. The logo on the bricks shows the letters "B L" on them. We're trying to find instructions online so that he ...
2
votes
1answer
115 views

Opera house 10234 book 2 instruction 20 left hand side and then 22 has got me stumped. Can't figure out how these pieces fit. Please help

Opera house 10234 book 2 instruction 20 left hand side and then instruction 22 has got me stumped. I am not sure whether there is a space between the "high 2 and the blue 4. Please help
11
votes
2answers
2k views

Are the LEGO Friends Mini-dolls compatible with Minifigures?

I've seen the new LEGO Friends sets, and wanted to know if the Mini-dolls are compatible in any way with minifigs? I'd quite like to get some sets for the new colours however I want to ensure the ...
0
votes
0answers
60 views

How to transfer my F# exe file to NXT brick

I have developed a project in F# with MonoBrickFirmware library. I want to transfer the project to NXT brick, and run it.
1
vote
1answer
110 views

Chamber of Secrets set 4730 assembly issues

We recently obtained a secondhand set with no instructions that I identified to be "The Chamber of Secrets™ 4730". So we downloaded the Building instructions from Lego's website and started to build. ...
3
votes
1answer
169 views

Giant Legos--that aren't quatros?

We got a big tub of secondhand legos, and included was a random pile of what appear to be giant lego bricks. They are a bit bigger than duplos but smaller than quatro and have an old style lego logo ...
1
vote
1answer
116 views

What is this notched or angled 1x2?

It looks old. the only markings on it is LEGOS stamped on the top of the stud holes, and a number 2 stamped on the bottom. It looks like a normal 1x2 with a slight triangle taken out of each side. I ...
2
votes
1answer
329 views

How to control a 88004 Servo Motor with a Raspberry Pi?

I am able to control a simple servo motor such as SG90 by using pulse-width modulation. However when it comes to controlling a 88004 LEGO Servo Motor it is simply a nightmare. By using PWM all I ...
2
votes
2answers
175 views

Creating ski gondolas/tramway with Duplos

I've got a three year old who just came home from a ski vacation where he was enamored with the gondolas (like below). I want to make one with Duplos for him. I'm most of the way there, but have a ...
1
vote
1answer
102 views

Which parts can I use to connect a cross axle to a car body?

I have some wheels that are connected to cross axles. The wheels don't turn on the axles (they have an X-shaped centre whole ). Which parts can be used to Connect the axle to the car body? It's ...
2
votes
3answers
1k views

Why do new LEGO bricks feel softer than old bricks?

The older bricks that were made back in the day, "pre-2K", seemed to be made out of a harder more durable brick that seemed to hurt your feet when you walked on them. Now it seems that since the other ...
1
vote
1answer
105 views

70728/2 Ninjago piece too short?

My son is putting together the 70728 set and the grey tall pieces in book two at step 8 seem to be too short, they leave a gap. By about a mm. Has anyone else had this experience?
11
votes
5answers
690 views

Does anyone have any successful techniques in searching for lego bricks in a pile?

We typically tip our box of Lego bricks onto a giant sheet (so that it can be easily picked up) but searching for bricks becomes really tricky and time consuming. You often remind yourself, "you'll ...
1
vote
2answers
663 views

Should I buy the retail or education version of Mindstroms EV3?

There are other questions that list the differences in the retail and educational version but I cannot judge which one I should buy (educational or retail). I am buying Mindstorms for the first time, ...
19
votes
4answers
2k views

Is there a logic to the way The LEGO Group fills the plastic bags?

When opening a new box, most of the pieces are in closed plastic bags, and sometimes inside those plastic bags is another plastic bag for smaller pieces. I find the pieces, for the most part, rather ...
13
votes
4answers
21k views

How can I wirelessly connect the NXT and an iOS device?

I've seen videos around YouTube (like this one for a car) that show an ability to control a Mindstorms set via iOS (either iPhone or iPod Touch). I am just getting started with Mindstorms, but find ...
2
votes
2answers
585 views

Ultrasonic sensor option missing in Wait block in Labview

I have hooked up the EV3 brick and the Ultrasonic sensor (on port 4) from the older mindstorms set 8527, and using the most recent Labview software on windows 7. I am trying to test the model for ...
4
votes
4answers
452 views

Can anyone identify this strangely shaped piece (1970s?)

I bought a tin of old Lego second hand - most of the pieces date from the 70s and very early 80s. These definitely say Lego on them. They may be damaged. I cannot find them on other brick identifier ...
6
votes
2answers
644 views

I cannot seem to figure out which figure this policeman is. Help please?

My son recently got a huge box of figures and pieces (from what I can tell an original spaceship wih figure too) and I can't figure out what set is from or how old this figure is. Any help would be ...
26
votes
15answers
6k views

Do LEGO bricks float?

Is it possible to build a boat out of LEGO bricks? I appreciate you couldn't make it watertight but would a LEGO boat float by itself due to the buoyancy of the bricks themselves? Pictures of any ...
16
votes
3answers
4k views

Why does LEGO now use studless technic designs?

It seems to me that sometime between 1998 and 2006 (between the Mindstorms RCX and NXT), LEGO switched from using studded technic bricks (like this:) to studdless beams (like this): In my ...
0
votes
1answer
370 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.
3
votes
1answer
105 views

Is it safe to use a hot glue gun for Mega Bloks?

I've just managed to secure a copy of the Mega Bloks StarCraft Battlecruiser set on eBay after they dropped significantly in value with Blizzard clearing out the last of the stock with their recent ...
16
votes
2answers
6k views

How much heat can LEGO bricks withstand?

I was thinking on making a decorative LEGO candle holder. It would be made out of regular ABS LEGO bricks, but also transparent ones. Because there will be an open flame involved, I want to make sure ...
1
vote
1answer
272 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 ...
5
votes
3answers
287 views

Protecting a minifig from wear

I've purchased a few of the Lego keychain minifigs. Each time I've bought a new one was to replace the previous one because it had most or all of the paint rubbed off from going in and out of pockets ...
5
votes
2answers
1k views

LEGO retiring old sets?

Why does The LEGO Group stop producing/selling older sets when they can still be hot items? I understand that they might affect the sale of future models but older models are rarely replaced by their ...
13
votes
2answers
2k views

How to build bridge using 4.5/12v train rails from 1969 Lego brochure

I am interested in building a bridge for my layout and stumbled upon this forum post in which user 'Istokg' posted a picture of a train bridge made from the blue rails used in the pre-1980s train ...
1
vote
0answers
179 views

Issues connecting the EV3 on Windows 8.1 64bit

I have got a computer with Windows 8.1 64 bit and I have installed LEGO Mindstorms EV3 software Home edition and tried to connect the EV3 brick to the computer, but the brick didn´t connect to the ...
1
vote
1answer
235 views

Is (C) engraved on a piece an indication that it is Cobi brick?

I know that Lego prints their logo on almost all of their bricks, but some are not given this privilege. I have a couple of pieces, 3x3 in a shape of 2 fingered foot, two pin holes on front corners ...

15 30 50 per page