Questions tagged [building]

Interested in building techniques? Then this is the tag for you.

Filter by
Sorted by
Tagged with
3 votes
0 answers
135 views

Attaching a laptop to a table

I want to give my minifigs a few laptops. Specifically, 62698 "minifigure utensil, laptop"s: I've seen laptops in sets and MOCs, but always either (a) closed, being held in a minifig hand ...
IvanSanchez's user avatar
  • 8,714
-2 votes
3 answers
298 views

Why does this "useless machine" use out of production parts?

I found this new video. It uses out-of-production parts like the transmission parts. So when I tried to buy these elements in new Technic sets, I didn't find some of them. Any suggestions please?
LKBricks's user avatar
  • 893
18 votes
4 answers
2k views

How can I get my motor to line up with a linear actuator?

I am very new to Lego, and I want to create a simple horizontal sliding door. I'm using a medium linear motor to drive a linear actuator which is attached to the door. The problem is the motor does ...
BigJeng's user avatar
  • 181
5 votes
1 answer
474 views

Saturn V build step 124

Step 124. Having some difficulty from the diagram figuring out how to orient each of these four pieces. Can't figure out if the light grey nozzle is suppose to snap into the bracket shown in step 123. ...
user avatar
8 votes
2 answers
560 views

Align 2xX plate on "sandwiched" brick (height of 5 plates)

I'm using "baseplates" for my builds which are built by using two 16x16 plates with one brick height between them (to connect multiple baseplates with Technic bricks and pins). Now I'd like ...
dosenfant's user avatar
  • 355
19 votes
1 answer
2k views

How is the roof on this bridge town formed?

I recently came across this build from Markus Rollbühler: It includes many great details and building techniques. I'm curious how the conical tower roof is formed, though: It's obviously made using ...
jncraton's user avatar
  • 40.6k
5 votes
0 answers
782 views

LEGO Bugatti Issues

This is my first post and my first LEGO set. I recently built LEGO Bugatti Chiron with all the features working. I am however having an issue with the rear axle/wheels. The rear brake calipers fall ...
Simba's user avatar
  • 51
2 votes
1 answer
191 views

Box seals: Two arrows instead of 4-digit manufacturing code, is this a fake?

I have bought a lego architecture 21001 "John hancock" from a website.But as the title, there is no 4-digit code on the sticker. Could you guys help check if the stick is not the original ...
Henry Liu's user avatar
-2 votes
1 answer
205 views

Creating client logos and buildings

My colleague and I are looking to give our smaller customers a custom built company logo out of LEGO, and our 3 largest customers a model of their entire building. Can you give us some pointers on ...
Goedkope Kantoorruimte's user avatar
8 votes
2 answers
2k views

Insert a gear into a turntable?

Is there a way to insert a 24 tooth gear into a turntable of the 48452cx1 type? --> Is there any model to feature any tooth gear (even smaller) used inside this turntable? This specific ...
mike's user avatar
  • 503
6 votes
2 answers
268 views

How can I build the windows depicted in this image?

I am trying to figure out the building technique used in these windows. Does anybody know how to achieve those? Unfortunately I do not have pictures of the lower part. Edit: I only want it to look ...
HodorKing's user avatar
9 votes
2 answers
1k views

How can I build a Lego slope of this exact angle with ideally only legal techniques?

I'm currently building a functional Lego escalator that is minifigure-scaled and with staircases transitioning from flat platform to stairwell. Here's my progress so far: But with the design of the ...
Duy Vuong Quang's user avatar
2 votes
1 answer
166 views

Where should the 76139 Batmobile roof pins land?

Lego Batmobile 76139. Could someone please advise whether the pins installed in step 445 should rest on top of or just in front of the stanchions installed in step 417 ?
Mike P's user avatar
  • 523
4 votes
1 answer
233 views

What is this right angled piece with clip and how can it be used?

What element is this? What can it be used for?
jncraton's user avatar
  • 40.6k
14 votes
1 answer
3k views

How does the LEGO Typewriter mechanism fit?

My wife is building the LEGO Typewriter set (21327). When she installs the gearbox mechanism at step 210, the whole thing jams when pressing the keys. I am trying to help her and have "unbuilt&...
Mike P's user avatar
  • 523
5 votes
1 answer
136 views

Question about Batmobile 76139 build

What's the purpose of the hinge plates in Step 133? I ask because it got in the way when installing the side sections in Steps 222 and 231. I simply pushed it out of the way and everything was OK. ...
Mike P's user avatar
  • 523
8 votes
3 answers
818 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
  • 8,714
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
5 votes
2 answers
281 views

Building a window with the tie-fighter round dish

Is there an elegant way to build a round window with the Radial Cockpit Window? I've tried experimenting with vertical clip plates but it just ends up looking odd.
Monte Gardner's user avatar
5 votes
2 answers
154 views

What does 18853 (Friends flower) connect to besides 37695 (Plant stem with 3 leaves) or 11609 (Friends accessories star)?

What does 18853 (Friends flower) connect to besides 37695 (Plant stem with 3 leaves) or 11609 (Friends accessories star)? Is there a good way to attach it to common plant stems (3741) like this one:
crimson30's user avatar
  • 474
22 votes
1 answer
3k views

Can the new road plates be used to build ramps or hills?

I have the new LEGO City road plates, and I'm wondering if they can be used to create ramps or hills. Here's the road plate system I'm referring to: Ramps and hills weren't easy to create with the ...
jncraton's user avatar
  • 40.6k
6 votes
1 answer
3k views

Grand piano page 269 of instructions - are the gears suppose to stop after a quarter turn or keep going when reversing directions

The directions show the gears are suppose to move counter clockwise. When I follow the directions on page 268-269, and push the reverse button on the Lego power-up app for the Grand Piano, the gears ...
David Sparks's user avatar
2 votes
2 answers
181 views

Automating rotation of a block on a track

How do I rotate a block 180 degrees after an item (like a car or train) passes a certain point in a track?
Steven's user avatar
  • 21
19 votes
3 answers
5k views

Is there a catalog of Lego building techniques?

As a Lego noob watching Lego Masters, I spot certain techniques being used time and again, without any real explanation (Lego Masters is great for entertainment, but offers little to no instruction). ...
me--'s user avatar
  • 351
13 votes
3 answers
708 views

In LEGO: How to build a revolving magazine rack for 2x3 tiles?

I've been trying for months to come up with a design or parts for a 4-sided spinning magazine rack, like the old wire-style you would see in book stores. I need it to be fairly stable so I can put in/...
LEGOSam's user avatar
  • 113
1 vote
2 answers
2k views

Are there any cases of Illegal Building in an official lego build?

I am defining illegal as it is in this answer, specifically the following Studs-on-side bricks cannot have their side stud in the hole of a technic brick Bricks mounted SNOT style onto Ehrling/...
CATboardBETA's user avatar
14 votes
4 answers
867 views

Train level crossing using 2021 road plates

I'm interested in integrating a train level crossing into a city layout using the new road plates, but I've been struggling to figure out the best way to do this. Here's an example level crossing for ...
jncraton's user avatar
  • 40.6k
7 votes
0 answers
449 views

Digital tool for roller coaster physics

I'm currently working on a roller coaster MOC with a looping. I started physically building the MOC but quickly recognised that it is quite a mess to build something, tear it down rebuild it, etc. ...
Spock's user avatar
  • 669
4 votes
1 answer
156 views

Question about the lantern pieces in the Winter Toy shop set

I have a question about the lanterns in the Winter Village Toy Shop. I'd like to just buy the parts to make a few of the street-lights in that set. However, from reading the instructions (steps 4 and ...
Monte Gardner's user avatar
7 votes
2 answers
847 views

Connecting an axle to a stud on the ground for railings

I'm trying to build railing using axles and connectors and am not finding an easy way to get the axles that go to the ground to connect in a way that would be best for my design. Three options I've ...
Rocket04's user avatar
  • 173
14 votes
1 answer
3k views

Is this an error in the updated Harry Potter Diagon Alley build/instructions?

In the book 1 directions for the 2020 Diagon Alley set (see pp. 43ff), I've run into the following issue: In building the back of Ollivander's shop, we seem to be building some type of shelving unit: ...
Richard's user avatar
  • 253
5 votes
1 answer
233 views

What all fits into 4532 "Container, Cupboard"?

On Bricklink, the entry for 4532 (a container) lists several parts that fit, but it currently doesn't even list 4536 (a drawer). What else fits into 4532? Better yet, what are some "illegal" ...
crimson30's user avatar
  • 474
4 votes
1 answer
157 views

Wall Sconce Light

I'm trying to plan a few wall sconces for lighting as in this picture: One thought I had was to put a transparent 2x2 round halfway into the wall with half of it hanging out and then put 2 quarter ...
Monte Gardner's user avatar
9 votes
2 answers
1k views

How can I complete the build of this Lunar lander from the Space and Airport Set (9335)?

We recently got Space and Airport Set by LEGO® Education (9335) for our four-year-old who loves space and really loves his Duplo. He's been enjoying putting together the different parts of the kit but ...
Catija's user avatar
  • 191
2 votes
3 answers
280 views

What are the arguments for and against an adult tackling a complex LEGO Technic kit as their first (and possibly only) build?

Suppose I want to get an overall view of LEGO as an adult and can afford to buy an expensive kit. I have the following abilities Good eyesight with glasses Good hand-eye coordination and ...
chasly - supports Monica's user avatar
8 votes
2 answers
916 views

How to integrate hardware/embedded button with LEGO?

I have two different buttons (B3F-1000 and 3a250vac switch) which I want to integrate into a LEGO "machine" which I'm powering with an Arduino. Since the rest is integrated into LEGO plates, ...
bogen's user avatar
  • 825
11 votes
1 answer
687 views

How to fill a vertical 1.5 stud wide gap?

How can a vertical 1.5 stud wide gap be filled, for example between this brick on a jumper plate and regular plate? I can achieve ratios multiples of 1/3 and 2/5 with sideways plates, but some ...
qwr's user avatar
  • 866
10 votes
1 answer
207 views

Creating arrow patterns

What methods are there to creating convincing looking arrow patterns on walls and floors? (Without stickers or printed pieces) My current solution is to use "relief" building with slope ...
qwr's user avatar
  • 866
3 votes
1 answer
131 views

Securing vertical hinge

In this construction, I want the vertical hinge to be in this location, centered in a 3 brick wide area. On top of it is two plates and layer of studs that match the 5:2 ratio, so in theory the hinge ...
qwr's user avatar
  • 866
4 votes
1 answer
625 views

What is the power of Lego Powered Up motors (M, L, and XL) and the Move Hub motors?

I am trying to build a setup that includes two propellers that can pitch up and down. I am debating whether I should use two motor to power each propeller and the other two to act as servos for each ...
user39178's user avatar
  • 217
9 votes
2 answers
1k views

Elevator on rails

I'd like to build an elevator for my apartment building. My plan is to use rails and grooves to allow the elevator to slide up and down. This means I have to build the elevator with the studs ...
Monte Gardner's user avatar
5 votes
1 answer
306 views

How can I make controller ports round for my "Lego Gamecube"

Found my wife's old 2001 "Nintendo Gamecube" and then it sparked an idea. Once I was done it looked very nice but I still feel there is something missing! How can I make round controller ...
Nerd's user avatar
  • 439
5 votes
2 answers
182 views

Technique for holding a horizontal minifig in place (swimmer)

I'm building a scene on an 8x8 base plate, ideally the depth of the base is 1 full brick high. The design is to have a swimmer minifig horizontal (i.e. swimming) but also at an angle to the base plate,...
Watters's user avatar
  • 151
1 vote
1 answer
858 views

Lego technic 42082 4 wheel steering issue

I have just completed the build and everything appears to work as it should except the 4 wheel steering. When you turn the small wheel on the rear of the crane only the rear wheels steer. The front ...
Dan's user avatar
  • 11
14 votes
1 answer
349 views

How to connect fire to Lord Business' Coffee Mugs?

So, we have Lord Business' Evil Lair (70809-1), and we also have some two-tone flames from another set. How can the flames be attached to Lord Biz' coffee mugs (as seen in The LEGO Movie)? + The ...
Mentalist's user avatar
  • 353
7 votes
2 answers
1k views

How could I make a playable LEGO piano?

I was thinking of how hard it is to make a LEGO piano. I have already tried to use a rubber band but it did not make a good sound when I plucked at it. My problem is that I want to make a piano but I ...
Nerd's user avatar
  • 439
6 votes
3 answers
532 views

Putting flipped plates together as close as possible

I have two plates that I would like to connect together and collapse with the studs facing out like in the image below. I need the two plates to sit as close together as possible. But I'd like them to ...
bsf10's user avatar
  • 163
8 votes
2 answers
6k views

If I were to make a LEGO fan how would I make it blow air on me?

I was just wandering off into my imagination and then it hit me: I should make a LEGO fan? I mean, how hard could it be? It is actually very hard for me. No matter how much ratio I put on it, it ...
Nerd's user avatar
  • 439
15 votes
2 answers
2k views

Stained glass windows on The Throneroom of Cedrica

Can anyone explain how to make the stained glass windows in builds like The Throneroom of Cedrica?
Monte Gardner's user avatar
2 votes
2 answers
99 views

Putting tires onto axles

I have vintage Lego sets (1970's and '80's). I absolutely cannot get the tire to fit completely over the axle. Should I try grease or hot water? I know this is the correct tire because I have some ...
June Cherry's user avatar

1
2
3 4 5
8