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7 votes
1 answer
345 views

What set does this unopened bag belong to? Lots of grey and brown

I found this bag number 7, but cannot figure out what Lego set it belongs to.
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  • 71
0 votes
0 answers
41 views

I can't build gear on Digital Desinger [duplicate]

I'm new to this program and I can't put a gear in place. I'm trying to build a worm gear but it doesn't work.
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2 votes
1 answer
141 views

EV3 file opens to lobby and won’t open any of the saved programs on it [closed]

Help!! I am using the Mindstorms app on a HP laptop to program missions to an EV3 brick for a robotics team. We saved our programs yesterday after finishing programming a couple missions. Today, the ...
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  • 21
8 votes
1 answer
211 views

Motor problems in 60051

The motor in my High Speed Passenger Train set (60051) has stopped working properly. I just put brand new batteries in and it acts just like if they were worn. Moreover, the little brown capacitor ...
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  • 181
2 votes
0 answers
47 views

Is there any good comparison of Lego Electric systems? [duplicate]

Coming back to Lego after a 20 year break gave me headache when discovering the electric systems available. Is there a good comparison around or could we make one here? What connector fits, what ...
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11 votes
1 answer
2k views

Identify this set - bags with white, grey, brown and blue bricks

Found these two bag from a box of toys given by friend And they don’t have any idea what set the bags belong to. The QR code on the bag shows 6172092, googled it but no luck. Can anyone help? Thanks
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  • 111
8 votes
1 answer
205 views

What is the correct Snowspeeder to pair with the UCS AT-AT?

What is the correct sized Snowspeeder to pair with the UCS AT-AT (75313)?
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  • 81
4 votes
1 answer
93 views

Transformer 45517: power supply or charger?

I would like to build a charging station for EV3 with rechargeable battery (45501). Does the transformer (45517) give a simple stable dc voltage (power supply)? Or does it provide a controlled voltage ...
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  • 41
2 votes
1 answer
158 views

What motor and remote control can be used for LEGO train 60197?

I got the LEGO set 60197 passenger train and its missing the 3 components. The motor, the battery, and the remote. I've tried to look online for it but the only motor I see online is 88011. Is that ...
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1 vote
0 answers
159 views

Are Technic and Education sets overpriced because they're "educational"?

It seems like to get a Technic set of any substantial size costs hundreds of dollars. It's kind of insane. Technic is marketed as "educational". Sometimes I wonder if The LEGO Group is ...
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  • 353
8 votes
2 answers
526 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 ...
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  • 345
14 votes
1 answer
1k views

Part identification of an element used in the snout of a micro-scale whale

I need help identifying this part: I would think something bionicle, but going through the list on bricklink I couldn't find anything, it's sort of similar to a bionicle eye, but not quite.
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5 votes
1 answer
321 views

Can anyone help me with what set this bag belongs to? brown door, some flowers, a $100, an envelope

There is a brown door, some flowers, a $100, an envelope
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  • 213
7 votes
1 answer
1k views

Can you identify this LEGO part? - 8x8 lattice design with 2 studs by 2 studs in the middle

The piece is red 2.5" X 2.5" square, Lattice design with 2 studs by 2 studs solid tile in middle and 8 studs on each outside around the edge
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5 votes
1 answer
238 views

Does anyone know what this piece is? 3224730, with a bar at right angles to two more-rectancular bits

I found this piece and don't have any idea where it came from or what it would be used for. The number "3224730 2" is stamped on the side. For scale reference, the long round bar portion ...
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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 ...
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  • 34.5k
8 votes
1 answer
375 views

Does a LEGO Technic Power Functions L Motor work with a v1 receiver?

Does a LEGO Technic Power Functions L Motor work with a v1 receiver? I really want to know it, because then I know what motor I should buy.
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0 votes
0 answers
111 views

Ev3 classroom 1.5.2.0 not working

When I try to create a new project or open an old project, the program does not work. We have 10 computers (desktops) with different versions of Windows 10 Stuck on this.
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7 votes
3 answers
494 views

How do I keep track of my Bricklink orders?

I just noticed "This order will be purged from the BrickLink website on …" on the bottom of one of my Bricklink orders. How do I keep track of the inventory I bought on Bricklink after the ...
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8 votes
1 answer
1k views

Identify an unusual double-ended ball socket link part

This part is made up of three pieces - two identical ball socket ends that fit the standard tow ball size, and a thin rod connecting the two that is freely rotating. This allows the two ends to rotate ...
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  • 183
3 votes
1 answer
168 views

Help identify set - Star Wars Episode 1-3 Era

Been organizing old toys and ran into this completely built part that looks like some backdrop item from Tatooine - a vertical thing you see near Luke's farm. It looks very familiar, and I can swear I ...
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5 votes
2 answers
636 views

What set are these bags from? bearded mini-fig head, tan, dark tan, maroon, white and black bricks, some small black windows

I picked up two sealed bags up from the church thrift store. Markings are 2017, 515R8, 13149, bag numbers 3 and 4, Each bag has at least one flesh colored, bearded mini-fig head, tan, dark tan, maroon,...
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  • 51
2 votes
2 answers
183 views

Missing 1 of 6 bags to a set, how can I identify what parts are missing

I bought a used set and it has 5/6 bags. How can I identify what parts are in bag 1 so I can order them? Set is 7964
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3 votes
1 answer
175 views

Which LEGO sets do these pieces belong to? Star Wars? White, grey, yellow

I got these LEGO sets from a consignment sale. They were all in a gallon-sized Ziploc bag. Any thoughts on which sets they came from? The first bag is open and I've been assuming that the loose ...
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6 votes
1 answer
1k views

Does anyone know what piece this is and its number? Large red hemisphere with angry face

I would like to know what piece this is, found it in my collection.
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  • 61
5 votes
1 answer
474 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 ...
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  • 51
7 votes
1 answer
511 views

How do I build this robot car?

I want to start using more LEGO Technic, but I'm not sure what the best way is to buy the parts without breaking the bank. I'd really like to make a robot like the ones shown in this video. Making ...
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  • 203
2 votes
1 answer
180 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 ...
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1 vote
1 answer
128 views

Blender has "weight" but not the part itself?

New to Blender, I downloaded it to look for some parts that aren't available on Studio. I saw one part, 54937, listed in Peeron and LIC. I also looked on LDraw. For my download, I found part 54937 in ...
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  • 11
6 votes
1 answer
413 views

Minifig head with orange glasses - Which set is it from?

I am trying to make a LEGO minifig self-portrait, and I found a head that looks similar enough. But I can't for the life of me figure out which set this is from. Do you know? https://www.bricklink....
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-4 votes
1 answer
161 views

3 studded zig-zag brick

I have a bag of bricks - one brick has 3 studs and it is a zigzag shape. Any ideas which set could it be? It is cream coloured and among the other pieces included is an 8 sided dark grey flat plate.
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1 vote
1 answer
326 views

Identify rarity of Pantone minifigure

I'm trying to find out if the item gifted to me is authentic and if it is by any chance rare so I can display it well to showcase it. I'm not sure if I have a Lego piece indeed.
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  • 21
3 votes
0 answers
72 views

Delete projects from Mindstorms EV3 Brick

I am using Lego Mindstorms with https://makecode.mindstorms.com/ and once the projects are downloaded to the brick, I cannot delete them anymore.
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1 vote
0 answers
97 views

Seeking inventory of Mega Bloks set 9815

I have Mega Bloks set 9815. My children have lost the booklet that came with this set. I am looking for either in PDF or in Jpeg images a copy of the booklet. I hope to restore this set replacing ...
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  • 11
-2 votes
1 answer
197 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 ...
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5 votes
1 answer
265 views

Advise on my mine

I'm building an old west mine. My goal is for the mine to burrow into a mountain with tunnels and miners inside. The front view will be railroad going into the entrance with a light bluish gray ...
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6 votes
1 answer
832 views

Unknown Alien Robot Set

My grandsons are intrigued by the LEGO robot that is partially assembled. However we cannot locate the instructions to complete the assembly. Does anyone recognize and know what LEGO set this is?
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  • 69
2 votes
1 answer
270 views

How to fix the Lego Technic RC Stunt Racer (42095) set's turning drift?

I just finished the Lego 42095 Stunt Racer and noticed that there is a slight drift to the right when it drives forward. It works fine in reverse mode - reverses in a straight line. Any suggestions, ...
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  • 21
4 votes
1 answer
150 views

EV3 Classroom: Project, Programs and MyBlocks

There are two useful features in the EV3 MINDSTORMS (LabView-based) software, that do not appear to be in the EV3 Classroom (Scratch-based) software. We could create a project and write multiple ...
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  • 41
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 ...
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  • 503
9 votes
1 answer
293 views

robotic inventor\spike prime hubs: Hub 2 hub communication AND led matrix control

Recently the Spike essentials set was released, including the very interesting 3x3 led matrix part: The matrix allows to set each individual pixel in the 3x3 array to 10 different shades of 10 ...
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0 votes
0 answers
154 views

Identify figure with barely any print left on its torso

I really appreciate the effort
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  • 1
5 votes
1 answer
2k views

Can someone help identify this piece? Looks like the back of a tiny dump truck

It's the big gray flat piece, if anyone can help find this piece I would appreciate it greatly.
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6 votes
1 answer
189 views

Mindstorm 51515 If then else alternative - like a switch statement

Is there a way to act on multiple values for a variable? For example, x may be 1, 2, or 3. If then else allows for 2 conditions. Multiple "ifs" work, but is cumbersome. Ideally I'd like a ...
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6 votes
1 answer
1k views

What are these LEGO pieces? Dark grey, notched, a hole out to the side

Could you please help me identify this LEGO piece?
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  • 229
2 votes
1 answer
52 views

How do you scroll the canvas in EV3 Classroom?

I have EV3 classroom installed on Mac. I am writing a pretty lengthy program that does not fit in a single screen. However, I am not able to figure how to scroll down or move sideways. This should be ...
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  • 21
7 votes
1 answer
1k views

Does anyone know or can identify these pieces? Lots of long tan, and blue, and white

I bought this from an auction the box that came with it was from LEGO city but judging from the colors it seems like its the wrong box. Can anyone identify?
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5 votes
1 answer
209 views

Can anyone help me with what set these bags belong to? Black parts galore

I have bags number 5,6,7. I think they may all be to the same set. The QR code is not coming up with anything.
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  • 213
8 votes
1 answer
2k views

What are these vintage LEGO-like window pieces?

I have a bag of square white vintage LEGO-like windows but with grooves on 2 sides and square pegs on 2 sides. Has clear "window" pieces and these beam-like bars, the pegs seem to fit the ...
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6 votes
1 answer
251 views

Which 1x2 brick design is older?

I was trying to rebuild the LEGO Harry Potter Hogwarts Castle from 2001 and I’ve noticed that at some point they changed the 1x2’s model. Which design is older?
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  • 95

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