10
votes
8answers
2k views

How can I efficiently pick up bricks off the floor?

My floor is covered in bricks. My bare feet can't take much more abuse. Is there a way of collecting up the bricks easily, or should I just get on my knees and start scooping them up with my hands?
4
votes
2answers
446 views

How can I find the value of a LEGO set over several years?

Bricklink has this handy feature on its site which allows you to view the average selling prices of a particular set based on previous auctions. I like this feature, but unfortunately, it only ...
9
votes
3answers
333 views

Any reasons for the introduction of the new-style raised arch?

The new-style raised arch (to the left, 92950) got introduced in 2009, and has been gradually replacing the old-style arch (to the right, 3455) across the board. However, after four years, not only ...
4
votes
5answers
630 views

Factories that could make off-patent bricks?

I'm quite interested in finding a factory that can produce a small-ish run of high-quality plastic bricks that I can use in my classes and possible to re-sell as stand-alone kits. I only need a few ...
6
votes
1answer
312 views

What is the true angle of a cheese slope?

What is the true angle of a cheese slope? Bricklink lists it as "Slope 30 1 x 1 x 2/3" while LDraw and Peeron list it as "Slope Brick 31 1 x 1 x 2/3". Why do these sources disagree, and what is the ...
7
votes
2answers
879 views

Why does Lego restrict the number of colors per shape?

There are many shapes and many colors of Lego elements. Some color/shapes are rare and hard to find. Why does Lego restrict the number of colors available per shape?
7
votes
3answers
1k views

How to make a conveyor belt with LEGO parts?

I am making a small robot with an Arduino and Technic LEGO powered by stepper motors. I am planning on moving small rocks throughout my machine. Does anyone have an idea of what kind of Technic LEGO ...
1
vote
1answer
1k views

What are the size of Lego Technic Parts?

I'm creating a LEGO Mindstorms catalogue for a school project. I measured the LEGO parts and I made an average size. My goal is to create new parts with a Rapid prototyping machine and I wanted to ...
10
votes
3answers
407 views

Why can't I reproduce this SD card box in LDD?

I've built an SD card box a few years ago. Now I am trying to reproduce it in Lego Digital Designer. However when I tried to reproduce the closed version, LDD refuses to snap it in place. In ...
6
votes
3answers
770 views

Simplest approach for rail sets automation

How would you tackle the automation of a lego rails set. I am looking for a solution that can be achieved with available parts. From the answer I will chose either to invest into lego rail sets for ...
7
votes
2answers
487 views

Colouring bricks with the sun

This question is related to How do I change the color of a brick? and the exact opposite of How to minimise or remove sun-stains/fading from blocks? Is it feasible to artificially age bricks in ...
3
votes
1answer
157 views

Set to run a program within another program using NXT-G

I'm using NXT-G to program my robot to do few tasks autonomously for so many possibilities. When using C programming, we can call a function from different file into the main program. So, I wonder if ...
4
votes
3answers
412 views

Set missing all the Minifigures and a few other parts

When I got the Quinjet set, I dug through every bag but the manufacturers forgot a few pieces and my set didn't have any minifigures. How can I get the missing minifigures and the parts I'm missing?
2
votes
1answer
188 views

NXT Bluetooth “Failed!” when turning on

When I attempt to turn on my bluetooth, the response on the display after about 5 seconds is "Failed!" Then I'm sent back to the main menu. I've reset the unit and updated to latest firmware (1.31) ...
9
votes
1answer
525 views

Where can I find the LEGO fire dept. logo in high resolution or in vector format

I want print a high resolution version of the Lego fire department shield (the shield with three flames that is used on all Lego fire trucks). When I search with Google, I find mostly low resolution ...
7
votes
1answer
682 views

Why was the 1x1 round brick changed?

The first 1x1 round bricks had no lip, just like most bricks: Brick, Round 1 x 1 Old - No Bottom Lip A lip was then added: Brick, Round 1 x 1 Solid Stud Why? Later, a hole was added in the ...
7
votes
1answer
246 views

Can I take an old LEGO winch apart?

I have an old LEGO winch that looks like #73037 It has been "restrung" but it is very stiff and it looks like it has some of the old string stuck between the rotating and non-rotating parts. It ...
2
votes
1answer
121 views

Setting priorities in LEGO NXT Programmer

For a sumo bot competition I made a robot that has a perfectly functioning ultrasonic senor. However, when I made a second branch on the program for a light sensor, I calibrated the light sensor and ...
9
votes
1answer
205 views

How to remove printed decoration

This is probably heresy, but how can I remove the printed decoration on a brick? I managed to buy a large number of bricks with an eye decoration cheap and found that rubbing a long time with ...
3
votes
2answers
8k views

How do I unlock the daily surprises? [closed]

I got a lego star wars 2012 advent calendar (9509), and on the back it say "unlock a surprise every day", and it says to go to legostarwars.com, and there's a code on the back of the advent calendar ...
11
votes
3answers
423 views

What are the essential resources for learning the fundamentals of LEGO building?

After years of buying and building LEGO sets, my six-year-old son is tearing through the first level of the Master Builder Academy. He's fascinated by micro-building, and generally seems liberated ...
4
votes
1answer
358 views

Strongest gear configuration

I'm building a (what I hope to be) high-speed car using two PF-XL motors together and some gearing up. However, there's a point where I have to rotate the axle with power (that comes from the 3 speed ...
2
votes
3answers
201 views

Options for sorting old and new versions of colors

I'm working on sorting my LEGO collection. I'm sorting by part then color, with colors mixed when it makes sense (e.g. black is separated out, but medium blue and dark red are together). I'm trying to ...
2
votes
0answers
296 views

RCX 1.0 downloaded firmware successfully with RIS 2.0 but does not run any program

I have installed correctly the RIS 2.0 in an old laptop running Windows XP and I successfully downloaded the firmware through the RIS 2.0 to the RCX 1.0, following the standard setup instructions. ...
8
votes
3answers
1k views

Can anyone find a photo of the “LEGO bricks, not LEGOS” insert?

Debates aside; I have been told that there used to exist a message either in Lego catalogs or inserts in boxes that reads as this: The word LEGO® is a brand name and is very special to all of us ...
4
votes
1answer
406 views

Best sensor for balancing inverted pendulum

I want to build a balancer for an inverted pendulum. Which of the following sensors is best suited for detecting the tilt? Accelerometer Gyroscope Angle sensor
3
votes
1answer
192 views

How can I make a mosaic from a given number of 1x1 bricks and a picture?

This question is similar to How can I convert an image's pixels to actual LEGO colors? except that I need to fit a certain number of bricks of a certain colour. For example, I have 20 white, 28 ...
1
vote
1answer
242 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, ...
9
votes
4answers
747 views

Is it legal to sell your mocs?

First off, I assume that it's legal to sell used LEGO bricks and it's also legal to sell self-made LEGO instructions and parts-lists. As far as I know, there are people selling LEGO sets of their ...
4
votes
1answer
258 views

Is there a place where you can buy single pieces of LEGO-compatible systems?

I've acquired a set of MegaBloks and was amazed at the slopes with studs on top. Unfortunately the set is $15 and there's only 6 pieces I need. So I wanted to ask, are there any sites like Bricklink ...
7
votes
3answers
4k views

LEGO brick competitors?

I'm trying to find all the competitors to LEGO. I know there is MegaBloks. What are some more? The base idea is that they should be bricks and they need to connect to each other like LEGO. However, ...
17
votes
2answers
3k views

How does one get a job as a LEGO designer?

I always fantasized on the mysterious (and admittedly cool) job of LEGO designer. Is there anyone who knows what it takes? Do you need to go to the Lego university and get good grades? Is there any ...
13
votes
4answers
828 views

How to make a 1 ldu offset?

LDraw units are defined so that a simple 1x1 brick has a side of 20 ldu and a height of 24 ldu. Using simple building techniques, it's easy to create 2 ldu offset, as illustrated in this picture, ...
2
votes
2answers
6k views

Building instructions from an LXF file

I've downloaded an LXF file from rebrickable.com. Which software do I need (for Windows and/or Linux) to get the building instructions based on the LXF file?
5
votes
1answer
155 views

Is there a way to change the Lego NXT sensor polling frequency?

I am using LEGO NXT 2.0 with the native NXT flowchart-style programming environment, I would love to be able to poll the sensors more frequently. (In particular, it seems that the light sensor is ...
9
votes
2answers
440 views

Is there a way to build a stronger LEGO ball than what was done by the Mythbusters?

In one episode, the Mythbusters busted a fake video by building a 7' tall LEGO ball. The construction did not roll very far before falling apart. Assuming that they only used standard bricks (with ...
6
votes
2answers
1k views

Whatever happened to Architecture 21015 Eames House?

The set was scheduled to be released in 2012, no such luck. Any idea on why it never came out? Was looking forward to building it.
17
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 ...
27
votes
3answers
11k views

Are DUPLO blocks compatible with LEGO blocks in any way?

Can I build a model out of both DUPLO blocks and LEGO blocks? Do they fit together?
5
votes
2answers
394 views

What is the best way to transport a large quantity of LEGO bricks?

I have a decently sized collection (thousands of bricks/hundreds of sets/a bunch of bins) from my childhood, but they're all at my parents' house. I live in the US and a couple states away from my ...
7
votes
2answers
918 views

How to start with technic?

I have bought myself the technic set 9393 Tractor. I really like the model and I want to dig deeper into the Lego technic universe. I am not focused in building pre-designed models (although I enjoy ...
9
votes
2answers
253 views

What element modifications are incorporated by the LEGOLAND builders?

I know they glue their sculptures together, and sometimes support them with an inner frame. Is that the limit to their element modifications, or are there more tricks to the awesome LEGOLAND builds on ...
3
votes
0answers
317 views

LEGO Digital Designer is unable to connect to the Internet [closed]

I just installed LEGO Digital Designer on my Macbook Pro running OS X (10.8.2). Every time I start up the application, it immediately displays a dialog box stating "Internet access failed" as you can ...
8
votes
3answers
374 views

What is the easiest technique for large builds?

I recently acquired the Space Shuttle set, #10231, and find that it isn't a staged build--one with sequential bags. This leaves me at a bit of a loss over how to organize and search through 1200+ ...
-1
votes
1answer
216 views

How do I get started with Mindstorms NXT 2.0? [closed]

I need help programming a NXT 2.0 Lego Mindstorms. I want to make the robot turn, stop, go back, etc. when the color sensors see certain colors. For example when the robot sees red it stops then ...
13
votes
2answers
2k 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 ...
21
votes
5answers
787 views

Does longterm storage in a connected state harm the studs/tubes?

Does storing bricks in a connected state lessen their longevity?
4
votes
3answers
211 views

What is the official term used for building MOC models?

I know that MOC means "my own creation" as noted here. What I would like to know is do you call the actual act of creating a MOC, "MOC building", or is there another official term? I wanted to build ...
5
votes
1answer
193 views

Electric, Plug Holder 4.5V/12V what is it for?

I have seen the Electric, Plug Holder 4.5V/12V on bricklink a few times and have often wondered what it is for. According to Bricklink, it was only ever produced in Light Gray and appeared in 3 ...
7
votes
3answers
426 views

How can I build a human-scale Lego gun?

I would like to build Lego projectile weapons. Are there any designs available? Can one make an amunition magazine and self-reloading mechanism? Should I use rubberbands as ammunition or are there ...

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