All Questions

Can you please help me to identify this? I have no idea what to do with it.

In general, what is the best approach to take off small pieces from a surface like the one in the picture? How to proceed What should I do if I don't want to deal any damage to LEGO itself? I want ...

I bought a LEGO lot off craigslist a few days ago with some sets and some bulk parts. It included some parts that appeared to have been bought in bulk (maybe pick-a-brick?). It also had some random ...

I'd like to build a lego winery, similar to this one It looks like he's using the purple ice cream scoops for grapes, right? How do you think those are attaching to the plants? How might I create ...

We have a broken cable on the power functions L motor. I've fixed an M-motor before in the engine, but this time the cut is near the connector. Unlike the M-motor, this connector doesn't have the ...

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/...

I'm new to the Lego community, so apologies if this is a dumb question. I am trying to understand how best to get hold of 2x4 bricks in a variety of colors in the brown and green spectrum but am a bit ...

Any ideas? I can't find a part number anywhere.

I recently purchased a new 52 Nightwing LEGO minifigure from Bricklink, to replace my damaged one, but I think it may be fake. I compared the two, and I found a few differences, which I have not seen ...

When building some of the larger sets from Lego, there are sometimes cases where there's multiple large bags having the same number. This ends up being a bit of a challenge when the build space on my ...

I'm building a boat model out of LEGO and I need to decide which boat hull to use. I need the smallest that can carry 485g of load. Where can I get information about water displacement of unitary LEGO ...

Please help identify these Lego sets:

I am asking how I can use the distance and color sensor from the LEGO Power Up series with my LEGO Mindstorms EV3. I know that they have different plugs but I am wondering if there is a solution to ...

I found an older piece and was wondering if anyone knew the part or set it came from.

I bought a used 8881 battery box. It doesn't appear to work with anything. When I test it with a multimeter, I only get a voltage reading of ~0.5V. I tested each of the batteries, they each come out ~...

I bought a second hand LEGO set and it came with a box of loose ends, with some partially built sets. I think this is a Star Wars set - any help in identifying it would be welcomed.

I have a LEGO Mindstorm EV3 hub. I want to avoid buying rechargeable batteries by supplying power through battery box pins using an external variable power supply. Is it possible to supply power to an ...

A while ago, I started up the Robot Inventor program and noticed the computer was not connecting. When I clicked the "Connect" button, the loading "circle" simply started spinning ...

I cannot currently access any Lego trains, and the product range offered in the trains category in these years is rather ... disheartening. Nonetheless, I do not rule out the possibility that things ...

Just saw these 1990s sets in a local shop. Would any of these be a good investment?

I bought a bulk of bricks, some of them are not LEGO, but the quality is perfect - gloss, fit, plates have groove, transparent parts are clear. I would like to know which brand also produces such nice ...

Hi, I’ve been trying to find info on this Kai DX LED keychain from 2011, but have been unable to do so. Are there any pages where I can find information/details on this keychain and possibly the ...

I found a birdhouse on Thingiverse (thing:1641240) I would like to print and build. It uses Lego plates for the floor and roof, but the problem is that the person that posted the design didn't include ...

I'd like to make a few tubs with an ornate gold-trimmed look. I'd like to get atleast a somewhat curved feel to them, not just the blocky square ones you see on the youtube tutorials. Here's a few ...

Bought a used collection and got many of these in different colors. Wasn't able to find a set containing similar pieces. It looks like the top of a cockpit. Can you help me?

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/...

It's Mega Blocks, a small blue piece Spiderman retractable web where you push a button on the little block and the string recoils back inside the block. All I can get is it's Spiderman retractable web ...

I found these little brick logs. Mum said they were sticklebricks but they're definitely not! Does anyone know what they are?

I need help identifying these completed ships. I need names or set numbers to match my minifigures.

In the LEGO Simpsons episode Brick Like Me there are many shots where the tops of studs are clearly visible but lack the logo- the smooth tops make them look like a cheap knock-off brand. A ...

I'm a twelfth grade student and I'm studying mechatronics and this is the first time someone from my school has used a force sensor so my teachers do not know how to help me. Can you please tell me: ...

I bought a 71043-1 and one of the extra parts is this trans-purple "cone" with the smaller through-hole, which couldn't identify since there is no element number, only the mould number which ...

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 ...

I bought a KAZI model of a Chinese bullet train CRH400F a month back and want to use a remote control. I bought an IR receiver and remote control, but the other IR receiver is lost in the post. So I'm ...

For a school project I'm trying to build a conveyor belt out of LEGO. I'm currently just working on the design so I haven't ordered anything yet. I think that for my build the 57518 pieces are perfect....

I was trying to start a store on Brickowl, but I noticed that, unlike Bricklink, it did not contain a sell button that was in plain sight. I searched around for it, but could not find it. If somebody ...

We're moving out some of our grown kids' LEGO sets that have been in storage for a long time. We came across a bag with all these parts in it that look to be a LEGO space ship or bomber (I say this as ...

How do I stop or freeze the large motor in a fixed position? I have a forklift type attachment that will lift to the precise height, but will not stay in position due to the weight of the attachment. ...

I just found for myself mecabricks.com. Amazing! However I wonder where do they take models of their parts from? Are they all self-designed (and proprietary) or come from some open source? Is there ...

There's a set I want that is currently available on eBay for around 8-10 x its original price. I was wondering if I could just buy every piece needed and if you guys thought that made any sense ...

Code on bag is 5 number 127S bricks are black, grey and a few orange Contains small flat white box 6049725 which contains blue magic sand

I'm trying to find plates to build a baseball mascot with my kids. I can't find the actual set anywhere (it's actually a FOCO BRXLZ brand set), so I am trying to piecemeal the set. I'm not concerned ...

How long would it take a Power Functions M-motor to turn 1 googol times? I have tried figuring it out with a calculator but I was confused.

I've searched and can't find any info on it on how to open this LEGO part 53500 Won't open the same way as other light bricks, and don't see any clips or a continuous line where it should open. Need ...

We bought a set of returns of which one should have been the 6020 piece Hogwarts castle. We received 37 bags that are represented in the pics below packaged neatly in the Hogwarts box. We have bags ...

I bought my grandson a box of LEGO and this was in it. I have tried searching for 3 days with brick numbers to find the set but can’t get any joy. If anyone can point me in the right direction I would ...

The set 8365 Tuneable Racer has tunability as its main feature, meaning the motor's parameters can be changed by adding, removing or swapping certain additional elements. However, these parts seem to ...

I'd like to use an EV3 brick to power an old 9V motor (74569). To do so I'm going to get one of these conversion cables (x1676) but I'm not 100% sure if it's possible to control the speed of the motor ...

I've paired my phone to the brick, however I was wondering if there were any resources out there regarding a simple android app to type something out on my phone and output it on the robots LCD screen....

I’ve been sorting through my 19 year old sons Lego and found a few Mega Bloks pieces I can’t identify. Any idea what set these blue and white pieces could be a part of?