Questions tagged [piece-usage]

Techniques and tips for using special elements.

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What is this 2x2 part with one corner curved up?

I recently came across this LEGO part: What part is this? What can it be used for?
jncraton's user avatar
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4 votes
2 answers
1k views

If I put the bushing wavy side the wrong way will it affect my build? (Technic Ferrari car)

I am on step 81 and just realized that the small parts have a wavy and straight side and that I have to put them a certain way, I’m not sure if all of them are the correct order will this affect my ...
Hanna David's user avatar
3 votes
1 answer
769 views

Is the LEGO train motor 88011 waterproof?

My son has been building a LEGO RC boat and has added the motor (part 88011) from this LEGO City Train Set to drive the turbines. He's pretty keen to try it out on water but I imagine the motor is ...
themik81's user avatar
  • 133
8 votes
1 answer
536 views

Compatibility of sports ramps

Are these relatively recent "sport ramps": https://www.bricklink.com/v2/catalog/catalogitem.page?P=75538 compatible with these older "sport ramps" https://www.bricklink.com/v2/...
Michael Verschaeve's user avatar
8 votes
3 answers
809 views

Alternative ways of attaching roller coaster wheels

While doing a bit of research about a mine track related question, I noticed that part 24869 "Wheel Roller Coaster" is meant to be used only with part 26021 to form a form a specific ...
IvanSanchez's user avatar
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8 votes
2 answers
1k views

Minimal mine track

I want to create a mine scene on a 32x32 baseplate. I want to run a train track across the front, and then about 12 studs into the mine. Then, I want to build a couple simple mining carts on the ...
Monte Gardner's user avatar
6 votes
1 answer
499 views

How do I remove this piece when the other side is obstructed?

I bought and constructed the Millenium Falcon 75192. Now, I'm breaking it apart for storage. I just don't know how to remove the black piece below (the same as the alone one but in the structure) ...
Olivier Grégoire's user avatar
10 votes
1 answer
3k views

What can this curved brick with square holes be used for?

I recently came across this piece: What piece is it, and how can it be used?
jncraton's user avatar
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10 votes
1 answer
2k views

What are black sausage pieces used for in Crocodile Locomotive set 10277?

After assembly I have these 5 pieces left. Should I have put them somewhere? I can't find any missed step that would use them. So why are these there at all?
Mołot's user avatar
  • 1,409
10 votes
2 answers
276 views

Feathered Headdress from the Islander, female figure

Is there a way to attach the feathered head dress from the Islander, Female figure to any other headpiece? (I'm trying to make a Vegas showgirl.)
Monte Gardner's user avatar
2 votes
1 answer
140 views

Winch with String

I'm considering buying a few winch's with string. I don't understand what I need to make it turn. It doesn't look like a regular technix axle goes inside it right? I've looked at a few of the ...
Monte Gardner's user avatar
11 votes
1 answer
1k views

What are these pieces for?

I got these pieces from set 76119 "Batmobile Pursuit of Joker", but the instructions don't specify what the pieces are for. What is their purpose?
Minifig Batman's user avatar
8 votes
1 answer
258 views

Is there a way to keep large plates together more efficiently?

Whenever I'm building a baseplate for something such as a skyscraper, every time I put larger-scale pieces (such as an 8 by 4) onto the larger bottom piece (i.e. 16 by 16), there is always space under ...
Mason's user avatar
  • 143
3 votes
1 answer
285 views

Which pieces were used to make the flexible mesh skin for the life size Lego Bugatti?

In the linked video, around the 1:50 - 1:55 mark, a person can be seen picking up a flexible hexagonal mesh, and bringing it to the side of the vehicle. Also, close ups are visible around 2:03 - 2:37. ...
nijineko's user avatar
  • 165
6 votes
1 answer
735 views

2x2 macaroni pieces

I don't own any of the brick, round corner 2 x 2 macaroni pieces. If you make a circle with them, can you fit a 2x2 round snugly within that circle?
Monte Gardner's user avatar
10 votes
4 answers
4k views

6x6x6 cube with smooth plates on bottom?

Adult, returning to Legoland and the world of LEGO. I'm interested in building a static 6x6x6 cube that is smooth on all six sides. I can see how to get the top smooth, using an appropriate build up ...
Bruce Simonson's user avatar
13 votes
3 answers
1k views

Why doesn’t part 30099 fit into the System?

Part 30099 - Brick Arch 1x5x4 Inverted doesn’t seem to fit into the LEGO system. I cannot find a part that fits on the bottom stud and provides continuity to the concave slope of the arch. A tile is ...
Phil B.'s user avatar
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24 votes
6 answers
9k views

How can my daughter turn her horse into a unicorn?

Short of gluing the horn to the purple bow, which fits in the horse’s forehead, is there a LEGO piece that would enable her to connect the horn to the horse?
xnx's user avatar
  • 343
13 votes
2 answers
3k views

How To Make a Small Security Camera?

I’m looking to make a wall mounted security camera in LDD to mimic this one: https://icdn5.digitaltrends.com/image/digitaltrends/swann-4k-9f-768x479-c.jpg Any clever ideas? It needs to be angled down ...
DaveZ's user avatar
  • 131
6 votes
1 answer
121 views

What is the use of a single ultrasonic signal?

The EV3 ultrasonic sensor has an advanced mode that includes an option to use single or continuous sensing as described in the Help page: You can choose whether the sensor sends a single ultrasonic ...
farah fahhoum's user avatar
2 votes
1 answer
195 views

What’s this gold helmet piece and is it rare?

I don’t know what this piece is and where it’s from
Pheonix Team Leader's user avatar
4 votes
1 answer
581 views

How To Deal With Hydrogen Peroxide After De-Yellowing?

I was able to remove the annoying yellowing effect from old white and lightgray bricks with the usage of hydrogen peroxide. With great results I have to say. Now I wonder what to do with the remaining ...
fabian's user avatar
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3 votes
1 answer
4k views

Is it possible to sand/polish LEGO bricks?

I have an old white and rare brick which got scratches and dirtying which I cannot wash away. Any ideas on how to clean it? I thought about fine sanding or polishing but I am afraid that I damage the ...
fabian's user avatar
  • 1,285
11 votes
2 answers
539 views

Identifying Parts Used For The Escape Hatch of Sariel's Tiger XL Model

I am working on a similar model of Sariel's Tiger XL in prep for my own designs of a few other German WW2 tanks, and need some help identifying a part or two. Does anyone know what are the two parts ...
mkfantastico's user avatar
5 votes
10 answers
2k views

What Lego part(s) would hurt the most to step on?

We've all heard (and probably experienced) the long-running joke that stepping on a Lego is the absolute worst. People have determined this is due to the bricks' high compressive strength, small size,...
MindS1's user avatar
  • 1,362
4 votes
1 answer
459 views

Minifig wrist attachements?

I'm looking to attach a weapon to a minifig's wrist ala an Assassin's Creed hidden dagger (https://www.brickwarriors.com/hidden-blade/) or a wrist-mounted crossbow. What are my options to do this?
oconnor0's user avatar
  • 675
2 votes
1 answer
197 views

What are the common uses of the roof pieces in the Sydney Opera House set?

The Sydney Opera House set comes with many curved white pieces to form the roof. I am concerned about whether buying this set will leave me with useless parts that cannot be easily applied to other ...
Village's user avatar
  • 747
5 votes
1 answer
3k views

What's the purpose of the decoration on the BrickHeadz piece?

I just bought a BrickHeadz set (the Captain America one) and it comes with a piece to put on the models base. The part number is 6188632 and is described on a few sites as a black 2x4 with decoration. ...
Matthew Green's user avatar
8 votes
2 answers
970 views

Brick-built sails for a pirate ship

I am building a Sea-Cow(70810)-like ship that of course needs sails. The sails should be larger than the Technic fairings used in the LEGO movie set, but I want to avoid cloth sails and strings. My ...
Metalbeard's user avatar
  • 2,615
4 votes
1 answer
447 views

What set is this dark grey remote with orange buttons from?

This is what the front looks like: This is what the back looks like, I'm 90% sure it says 4272 at the top: This is the remote control of a set I got ages ago, when I was still a little boy. I lost ...
SoftlySpoken's user avatar
13 votes
2 answers
5k views

Why was the original brick separator changed?

The old brick separator seemed indestructible, and would separate all bricks that I had without fail. This orange thing is dinky and flimsy compared to the others. So, I ask, why did LEGO think that ...
tuskiomi's user avatar
  • 291
7 votes
4 answers
447 views

Challenge: Specialized Palm Build

I'm trying to design a hand for a MOC using the (not so) new Mixels ball joints, in line with a concept that I've had rattling around in my head for a while. The current palm design I'm trying uses ...
Lepidolite Mica's user avatar
3 votes
1 answer
422 views

What piece is designed to hold the "drawer" piece?

Cruising the good old PAB, I come across a piece called simply, the "drawer". From the image, I can conclude that this piece is meant to act like a real drawer, by pulling out of something. Question: ...
user avatar
2 votes
2 answers
139 views

How to tape something to the bottom of a brick

I'm installing lights in my buildings (I'm using Neopixel strips, which have a flat back), and I'm trying to tape the lights to the ceiling. Of course, bricks and plates aren't smooth on the bottom, ...
Anthony's user avatar
  • 123
0 votes
3 answers
278 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?
bb216b3acfd8f72cbc8f899d4d6963's user avatar
6 votes
3 answers
1k views

Is there a way to set a flat plane at an angle to horizontal of less than 22.5 degrees, but more than 0?

I am building an airplane with a wing dihedral (the wings angle upwards from the fuselage), but I am using parts 44302 and 44301 interlocked as designed: Unfortunately, one click up is about 22.5 ...
SSumner's user avatar
  • 161
1 vote
2 answers
121 views

What kind of design is comparable to these programming concepts?

I understand this may sound like a weird question, but bear with me here, OK? I'm getting ready to teach some kids introductory computer programming. We're going to use Scratch, a drag-and-drop "...
Scimonster's user avatar
13 votes
1 answer
3k 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?
Sergei Basharov's user avatar
7 votes
1 answer
508 views

How can the "Bar Holder with Clip" part be used?

I'm wondering whether the "bar holder" end of this element (http://www.bricklink.com/catalogItem.asp?P=11090) can be used as a stud. In other words, would it have enough clutch power to hold e.g. a ...
Ailurus's user avatar
  • 263
11 votes
4 answers
605 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 again)...
Windfire's user avatar
  • 2,028
10 votes
1 answer
813 views

Why are 2/3 height bricks with studs on the side 2 studs deep?

This question is regarding the 2/3 height bricks with studs on the side. The two that I am aware of are 99206 and 87609: If you haven't seen them before, these are functionally somewhat similar to ...
jncraton's user avatar
  • 40.3k
16 votes
1 answer
703 views

Why are minifigure wrenches tapered at the end?

The common minifigure wrench is tapered at one end. Why? None of the other minifigure tools are shaped this way. Is the wrench meant to also serve as a minifigure pry bar? Or perhaps as some sort ...
jamesdlin's user avatar
  • 763
7 votes
5 answers
3k views

What other uses are there for pull-back motors?

Sets 42010 and 42011 feature a pull-back motor. They have a very high torque for a very small numbers of turns, they then free-wheel. I'm trying to find alternate usage for them. That is anything but ...
Stephane Delcroix's user avatar
13 votes
1 answer
5k views

What is the best-practice for circular lego staircase construction?

Aside from using the grey key-hole shapes, I'm looking for a Lego-standard or best-practice method for building a circular Lego staircase? Requirements: 6-8 studs "wide" (from the center to outer ...
Sam's user avatar
  • 597
7 votes
1 answer
398 views

I found this piece in a yard sale grab bag. What other elements do I need to make it work?

I found this piece in a yard sale grab bag. What element(s) do I need to make this element function as it was originally intended?
Major Stackings's user avatar
16 votes
3 answers
1k views

Which Duplo bricks have practical uses in System building?

Traditional 2x4 and 2x2 Duplo bricks can be used to bulk out models and provide a structural support for landscapes, but have there been any other uses for Duplo bricks of all shapes and sizes in ...
9 votes
3 answers
6k views

Can Lego soccer (football) parts be used for anything other than soccer?

I had the Lego soccer field, but took it apart. What else can the parts be used for besides soccer? I'm specifically wanting to know about the green bases and minifigure stands.
Pubby's user avatar
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