LEGO® Answers Stack Exchange
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1500 questions
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Can anyone identify this spinner with 1-5 and a skull?

My son has just inherited a large box of Lego, we're hoping someone can help identify what set this might be from.
Gareth Webb
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How can I use 1 motor for grabbing/lifting and another for moving?

I am really stuck on how to use the three motors for better functions. Is there anyway in which I can use 1 motor for efficient/quick movement while turning left and right? Another thing is whether I could use a single motor for turning objects 180…
mouath kamel
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Pass sensor or motor port number as a parameter

I want to create a block for one light sensor or one motor separately. Is it possible to give the number of the port as a parameter to a sensor or motor block via data wire? In NXT-G it was possible.
JanGe
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Help with identifying LEGO sets

Our family (with very big hearts) gave us some LEGO they found. But... I do not know what sets they are from. I already identified 11 sets, but cannot find the last 4 (I think) Could you please help? Construction machines Recycling truck Girl…
Linde
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Can I build UCS Death Star by buying bricks separately?

I'd like to get the UCS Death Star, but it's too expensive :( I got the build manual, and I see what bricks I need. I am thinking of buying them separately via Bricklink. Has anyone tried doing that?
mvfs314
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Tips on shipping large sets (super star destroyer, 2001 Discovery ship)

I have two large sets I'll need to sell when I move (SW super star destroyer, and 2001 discovery). They are both very long (5 feet?) and impractical to ship complete. Any tips for newbie in best way to pack them? For example, should i minimize…
Rudi
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What exactly is this Lego train motor?

I bought this in the early 90s as a spare, since the type of Lego train was being phased out. Presumably the old 12V system. The original train was given away but I still have this. I want to sell it but need to know what it is. It has the…
JenniferMay
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2 answers

Duplo Activity table to Lego System Table

We purchased a table with Duplo baseplates on top (activity table) for my son when he was 1 year old. He's now turning six and we would like to convert the Duplo top to the regular LEGO System top. is there a baseplate that has Duplo studs on the…
Marisabel
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How strong are blocks in general - is adhesive necessary when building large structures?

I'm really intrigued by all the amazing bridge architecture and designs people come up with (for example: Lego Cable Stayed Bridge) and it got me wondering, do larger structures like that need any form of adhesive between the bricks? Are bricks (in…
chown
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What's a good age to start getting into Mindstorms with my child?

What is a good age to start getting a child into LEGO Mindstorms? Also, how would you recommend introducing her? I can't wait to start building robots with my daughter. She loves LEGO and the idea of robots, and I know she will have a blast. I know…
Chris Pietschmann
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How can I tell if minifigures are custom-made or LEGO Originals?

I see that on Amazon you can find a lot of minifigures but I can't tell if they are cheap knock-offs or not.
Webhead101
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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 1x1 plate? And what about a 1x1 brick? The reason…
Ailurus
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Help identifying Lego Set from bags!

I visited Toyrus in Paris recently and bought several lego sets for my son. Mostly, Star Wars sets. In each case, we brought the manuals and the cardboard boxes so that he could assemble them. However, we also bought some sort of car / racing…
user3563
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What is this upside down roof peak or boat hull?

Here's another mystery piece from my collection. I'm not 100% sure it's genuine LEGO, but I would love to know whether it is, and if so, what part. It attaches to the bottom of a 2x8 brick securely. No markings to identify branding or part numbers,…
Jessica Brown
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How make a 6x6 board rotate using LEGO technic parts?

Are there any common patterns for making a 6x6 (or bigger) LEGO board have a ability to rotate using technic with gears and such? Has to be without the help of the existing 2x2 lego part that rotates, its not big enough. Seen from above:
bogen
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