# Basic tutorial for 3D mesh structures

**URL:** <https://discourse.mcneel.com/t/basic-tutorial-for-3d-mesh-structures/82482>\
**Category:** Grasshopper\
**Created:** [April 27, 2019, 7:50pm UTC](https://discourse.mcneel.com/t/basic-tutorial-for-3d-mesh-structures/82482 "2019-04-27T19:50:07Z")\
**Posts on this page:** 1\
**Showing post:** 5

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**Author:** ![Michael\_Pryor](https://sea3.discourse-cdn.com/mcneel/user_avatar/discourse.mcneel.com/michael_pryor/32/489117_2.png) [@Michael\_Pryor](https://discourse.mcneel.com/u/Michael_Pryor)\
**Post date:** [April 27, 2019, 9:10pm UTC](https://discourse.mcneel.com/t/basic-tutorial-for-3d-mesh-structures/82482/5 "2019-04-27T21:10:20Z")

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Ah how could I not have gotten

> I am trying to make a 3D mesh/matrix/box with strings hanging at even, 10 inch intervals in the x/y planes, where I can control the heights of the end of the strings in the z-plane using Grasshopper control sliders, if that makes sense. I thought I might need Kangaroo to do it.

From

> reference to basic tutorials on 2/3D mesh building

And to know the solution was surfaces when asking about meshes

> dynamically controlled surfaces using graph mappers

This may help you in the future:

> [@Help Us Help You](https://discourse.mcneel.com/t/how-to-ask-effective-questions/50034):
>
> Asking questions and getting answers is what this forum is all about. Although people are generally very helpful, there are things you can do to improve your chances of getting good and quick answers. Below you will find some suggestions, but don’t think of them as rules and especially don’t think of them as guarantees. 1. Choose a descriptive title for your post Don’t title your question Help! or I have a problem or Deadline tonight!, but actually describe the problem you are having. 2. Be s…

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