6
votes
1answer
97 views

Tips on shipping large sets (super star destroyer, 2001 Discovery ship)

I have two large sets I'll need to sell when I move (SW super star destroyer, and 2001 discovery). They are both very long (5 feet?) and impractical to ship complete. Any tips for newbie in best way ...
6
votes
1answer
2k views

What sites are available to sell original boxes?

A couple of years ago, I stumbled across a site (not Ebay) where LEGO fans buy and sell items. I have some large boxes for various sets to sell. All my son's LEGO collection is in plastic boxes, and ...
4
votes
1answer
931 views

How to sell massive, vintage and unsorted lego collection with manuals?

So I was a big LEGO collector as a child in the early 1990s. The genres I have are town/city, pirates, and castle. To store them, I broke them all down to fit into 2 giant plastic tubs. I still have ...
3
votes
2answers
99 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
115 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.
3
votes
1answer
129 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 ...
8
votes
1answer
574 views

Do old LEGO bricks contain lead?

I have a set of LEGO bricks from Denmark and they were made in the late 1960's; should I be concerned about my son playing with them because of any danger of lead in the product?
4
votes
1answer
128 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
1
vote
1answer
143 views

Does NXC work with EV3? [duplicate]

Is it possible to create and run NXC programs on the EV3 brick? I installed BrixcCC, created a simple Hello World NXC program and selected "Download and Run" in the Compile menu. The EV3 brick made ...
5
votes
3answers
87 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, ...
10
votes
2answers
3k views

Are there any African American LEGO minifigures besides the ones from the “Sports” basketball series?

I was wondering if there were any African American LEGO minifigures besides the ones from the sports basketball series... I got a brown head from a LEGO Stormtrooper set instead of a black one. I then ...
3
votes
1answer
131 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 ...
1
vote
1answer
127 views

What do factory markings on the inside of DUPLO pieces mean?

In addition to LEGO and DUPLO names embossed inside the pieces of early DUPLO figures, there are a variety of number formats (one to three digits, some hyphenated) and in the case of 1977, the year. ...
4
votes
1answer
60 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 ...
24
votes
6answers
548 views

Where can I find instruction booklets?

Is there any place where scans or PDFs of instruction booklets can be downloaded?
1
vote
1answer
213 views

EV3 Event Delegation

My problem is that the robot, which should just remain in the program until the Escape Button is pressed, just stays in the while-loop. The current code looks like this: using System; using ...
0
votes
0answers
58 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 San Luis, but where will the other two be? Last year it was held in Germany and ...
2
votes
1answer
34 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 ...
3
votes
1answer
48 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 ...
8
votes
2answers
578 views

Lego-compatible suction cups?

I'm looking for suction cups that are compatible with the Lego pneumatic system. I've seen people who have built things with them (on youtube videos, etc), but haven't found anything on eBay or ...
16
votes
8answers
1k views

How can a sticker be removed?

In my younger days I may have placed a few stickers on my bricks. Including some that covered multiple bricks. Now my daughter has the tendency to do the same thing :) How can I best remove the ...
1
vote
0answers
64 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?
6
votes
3answers
79 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.
20
votes
3answers
1k views

What is the male:female ratio of gendered minifigures?

For many years now, Lego has provided more detail on the face and bodies of minifigures. One of the effects of this is that the usually visually gender-neutral minifigures of my childhood (with the ...
5
votes
1answer
108 views

lego pieces stuck together! a stick 6m w/flange and a nose cone small 1x1 triangle

My lego pieces, a stick 6m w/flange and a nose cone small 1x1 triangle, are stuck together. I've been trying to seperate them but they just won't. Any advice?
0
votes
3answers
99 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 ...
2
votes
1answer
338 views

Easy way to get the weight of a Bricklink order

Is there an easy way to estimate, to the nearest 100 g (or so) the weight of a shopping cart in Bricklink so that I can estimate the shipping charge (sellers may quote ranges such as "250 - 500 g: $X, ...
7
votes
1answer
576 views

How can I minimize the number of merchants for given set of requested bricks?

This question should be answered in Bricklink FAQ, but I didn't find answer there. I'm a casual Lego hobbyist, I have a few sets with random pieces missing, about two dozens of them. Some are truly ...
3
votes
2answers
333 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 ...
5
votes
3answers
153 views

Was it once possible to put a 1x1 round into a minifig cup?

I remember being able to put a 1x1 round brick into the top of a minifig cup before my dark age (the period of time that a person stops building with Lego, up to the time they pick up the bricks ...
2
votes
1answer
245 views

Use iPhone camera as an input sensor for EV3

As EV3 has Bluetooth builtin as well as iPhone too, is there a way to connect them somehow so that iPhone could send data from the camera via Bluetooth to an EV3 brick? As a more general question, ...
5
votes
1answer
434 views

Why does my NXT colour sensor not recognise colour on my iPhone?

If I point the colour sensor to my iPhone it does not recognise it, but if I point it to a piece of paper, it does. Does anyone know if there is a solution for this? I found some documentation ...
12
votes
4answers
17k 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 ...
5
votes
1answer
140 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 ...
10
votes
3answers
840 views

How can odors be removed from bricks?

I recently purchased some used bricks. They currently smell like cigarette smoke. What is the best way to clean these parts to remove the odor?
25
votes
13answers
4k 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 ...
30
votes
11answers
28k views

What's the most cost effective and efficient way to buy bricks?

After a 20 year hiatus I picked up LEGO again as a hobby. I've been into the Trains lately and need bricks. I found a couple places to pick them up but they all suck for various reasons. The first was ...
7
votes
4answers
409 views

Is there an organization who repackages old LEGO bricks into sets to give to underprivileged children?

Does Lego have a program by which we can return old LEGO parts so they can be reassembled into packages for underprivileged kids? My kids, and now grandkids, have always played with LEGO bricks and I ...
15
votes
4answers
4k views

Are LEGO bricks recyclable?

Yes, I know that it is kind of a dumb question, as no one would want to dispose of LEGO bricks. But it's a curiosity thing: are Lego bricks recyclable?
5
votes
1answer
56 views

Is it safe to remove PC (polycarbonate) arms from minfigures?

I would like to replace the clear PC arms on the Chima ice figures with opaque ABS. Would I still be able to use the clear PC arms with other figures after I have removed them? I know that removing ...
8
votes
1answer
98 views

How to restore old, scratched plates

I have some old lego plates that are quite scratched. They look rather dull compared to the newer pieces in my collection. Is there any way to restore (even partially) the shiny look between the ...
10
votes
2answers
825 views

How to remove scratches from LEGO windshield parts?

I was storing my windshields from cars with other my bricks. Now they are scratched, nearly not transparent just translucent. Is there a way to sanitize transparent parts from scratches?
4
votes
1answer
115 views

Chinese Knockoffs?

I'm looking at the Lego Super Star Destroyer on eBay and I see that a number of people are selling it for ~$600 USD. From time to time there are bids that sell at ~$300 USD that claim to be sealed and ...
1
vote
2answers
46 views

Legal free NXT-G download [duplicate]

Where can I get a legal, free copy of NXT-G for mac? I lost my disk when I bought my NXT, and I need to get a new program.
1
vote
2answers
177 views

Robot that searches for lights

I use Lego Mindstorms NXT 2.0. I want to schedule my robot to move to where there is light αnd then when it finds it (a large amount of light, for example 80%) to stop and move another motor for 30 ...
1
vote
1answer
93 views

EV3 parallel MyBlocks, but only one working

TL;DR = Is there any obvious reason why a MyBlock, added twice in parallel to a program, will only run one of them? In my EV3-G program, I have a MyBlock which uses the Proximity Heading to control ...
1
vote
1answer
84 views

Good EV3 iBook for programming or building

I am a participant in a Lego mind storms competition soon using EV3. I would like to know if there are good, free iBooks for me to download (PDF or iBook from the apple iBook store). Preferably the ...
2
votes
3answers
819 views

What is a normal range of reading of the Light Sensor using EV3 Raw Sensor block?

EV3 software does not support the Light Sensor. It does support the Color Sensor. The solution is to use the Raw Sensor Block. What is "normal" for raw sensor block readings? I'm getting readings ...
4
votes
1answer
61 views

What's the best way to machine LEGO pieces on a mill?

Does anyone have experience with modifying LEGO pieces on a mill? Any suggestions on cutting speed?
5
votes
2answers
247 views

Does anyone make a self-driving car?

Mapping and localization are the hottest trends in robotics today. And what's more exciting is they can be both implemented with a low-cost robotics kit like LEGO Mindstorms! I tried to make a ...

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