LEGO® Answers Stack Exchange
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1500 questions
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2 answers

Which sets currently contain pneumatic LEGO equipment?

When I was younger my dad bought me 5218-1, a technic-based pneumatics set, which, combined with the old motor system to provide a mini compressor system created quite a bit of entertainment and it got adapted into various other builds, including a…
tombull89
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Step 160 on Carousel 10257, white hinges not connecting?

I'm struggling with step 160 where I use white "hinge" connectors to connect the carousel platform sections. It seems to create too much pressure and the platform breaks apart. Grateful for any tips.
Jay
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Are there any army-related LEGO toys?

I don't recall ever seen a LEGO tank, a LEGO minifigure figure or any army-related LEGO sets. I know that there are LEGO toys that imply some level of action/fighting, from police sets, knights, ninjas, etc. I have some LEGO toy guns (from pirate…
Diego
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2 answers

What LEGO brick is available in the most colors?

I've read that the most commonly produced LEGO brick is the 1x2 gray plate. I am at the stage in Lego collecting that I'd like to make a Color Chart. This is easier said than done. My question is this: what LEGO piece is available in the most…
sampoerna quatrain
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13
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2 answers

Was there ever cadmium in LEGO bricks?

I remember a rumour from my youth in the late seventies / early eighties, that there was supposedly cadmium in older (relative to that time) LEGO bricks. Searching for LEGO cadmium yields quite a lot of hits, but so far, nothing conclusive. I also…
SQB
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13
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1 answer

What IR Codes are the Power Function remotes sending to the receiver?

The PF IR Speed Remote Control (the train one) is "7 speeds" but as I turn the dial to make it go faster it's hard to tell what speed it's at. I wonder if I could setup my programmable remote so that pressing 1 puts the train at speed one, 2 at two…
tooshel
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13
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3 answers

Why was monorail offered the way it was?

There have only been 3 + 2 official monorail sets by Lego. Three monorails: (Space, Futuron) Monorail Transport System (Town, airport) Airport Shuttle (Space, Unitron) Monorail Transport Base And two boxes of extra tracks: an older, Space-themed…
O. R. Mapper
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2 answers

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 this is better? Is the only reason the wedge?
tuskiomi
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2 answers

How can I connect the RCX 2.0 to an external power source?

I want to build an auto-feeder with the RCX 2.0 for my cat. The problem is, that I often had to exchange the batteries. Is there an adapter for the RCX to connect it to a power point?
Sibbo
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2 answers

Does the basic 2 x 4 brick have a common nickname?

Some bricks, such as the Erling brick, seem to have common nicknames in the LEGO building community. As the basic 2 x 4 brick appears to be the foundation of the system, it is reasonable to suppose that it would have such a nickname. Is this the…
Kramii
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1 answer

How much current do the LEGO motors draw?

I'm building a project with Raspberry Pi and some other electronics driving the LEGO Power Functions M-Motor (8883) and I need to know how much current those motors draw under load. Has anyone done tests and put together a spec sheet for these…
Robin
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13
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2 answers

Are the plastic bags inside the LEGO box recyclable?

Are the plastic bags inside the LEGO box recyclable? Also, why aren't the plastic bags inside the box not completely filled? If The LEGO Group didn't want it completely filled then why not decrease the bag size?
Fll Team 59
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2 answers

What is the best way to store LEGO rubber tires?

Should they be stored with or without rims inside? Or should they be kept away from plastic for long term storage?
Gary Johnson
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1 answer

Can I safely dissassemble a 74569 motor (the old, fast 9v one)

I have an ancient 74569 motor: Unfortunately, it's broken: The shaft spins freely by hand, but when I connect power to it, it doesn't spin at all. I would like to see if I can just open it and place a new DC motor inside, but without breaking it if…
user2813274
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13
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4 answers

Can I use the WeDo USB hub with normal Linux distributions?

I haven't found a lot of detail on the WeDo USB hub. Is this device usable with Linux? I found one article that indicated the OLPC XO had support for it, but it implied there was custom support added for that particular system. And this ad…
retracile
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