A tag is a keyword or label that categorizes your question with other, similar questions. Using the right tags makes it easier for others to find and answer your question.

Type to find tags:
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Questions asking for information about a known LEGO element/brick. Include the [Identification] tag for questions about unknown elements.
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Techniques and tips for using special elements.
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made out of ABS (acrylonitrile butadiene styrene)
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A category of powered LEGO products which offer direct and remote control of action bricks.
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Questions about programming the various LEGO programmable bricks, including Mindstorms (EV3, NXT, and RCX), Wedo and Scout, in either the provided languages and editors, or more advanced languages.
In this context quality refers to product strength and durability, color consistency, etc.
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The original LEGO Mindstorms Programmable Brick. Use this tag if your question specifically relates to Mindstorms Robotics Invention System 1.0, 1.5 or 2.0.
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Bricks and Elements sometimes break - perhaps we can help you fix them?
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Which of the many different scales that a model could be built at should you use?
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about modifying sets produced by LEGO.
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Curious as to what you can do with the elements in a particular set? Want to know what's in a range of sets? What changes have happened with different versions of a set? Please include the [Identifica…
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The practice of exchanging goods for money or for trade.
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measured in a variety of ways. How to create or fill a space of a particular size is a common building concern.
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a building technique to offset bricks from the normal grid.
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the term used for building with techniques to change the brick(s) direction.
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Questions about software related to planning models or programming LEGO robots.
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Questions regarding the Space theme