Modeling and Exploring 3D Worlds Using Google SketchUp
Plugins Tutorial

Plugins are extra tools created by GSU users to help to complete needed tasks. There are thousands of free and easy to download plugins known as ruby script files. Follow the steps below to learn how to download and use any plugin that may help you with your lessons. A few helpful plugins for teachers are listed below.


Location on PC/Mac for the GSU plugins folder.

MAC: Macintosh HD/Library/Application Support/Google/Google SketchUp 7/SketchUp/plugins

PC: C:\Program Files\Google\Google SketchUp 7\Plugins

*Be sure to copy the .rb file directly into your plugins folder.

Plugin
Description & Directions for Use
Steps for Download and Installation
Unfold Tool

The unfold tool by Jim allows you to fold a three-dimensional object into two-dimensions. This is helpful for finding surface area. Simply create a polyhedron and use this plugin in to unfold it into a net.

  1. Download the Unfold tool and save it to your downloads folder.
  2. Unzip the file (double-click on it) and open the folder labeled Unfold tool.
  3. Move the file named unfoldtool.rb into your plugins folder (see above).
  4. Restart GSU and the Unfold tool should appear in the plugins drop-down menu.
Volume Calculator

The Volume Calculator tool allows you to find the volume of three-dimensional objects. Simple make your object a group, then right click and select Volume. The volume of the object should appear above the object. This tool can be used for students to check answers to their work when working with formulas. It can be used to help demonstrate Cavalieri's Principle to students when finding the volume of oblique objects.

  1. Download the Volume Calculator tool and save it to your downloads folder.
  2. Locate the file called VolumeCalculator.rb and move it to your plugins folder (see above).
  3. Restart GSU. Follow the directions for use to the right. This tool it located in the file when you right click on a grouped 3D object.
Graph It

The Graph It tool allows you to graph two-variable equations in GSU. It is best to view these graph in top view. See the information below to help you get started graphing your two-variable equations:

The xMin and xMax variables determine the range, and the xInterval determines the spacing of x test points.

The other variables are for an equation where y = a*x^q + b*x^r + c*x^s + d

  1. Download the Graph It tool and save it to your downlaods folder.
  2. Locate the file called graphit.rb and move it to your plugins folder (see above)
  3. Restart GSU and Graph Equations should appear in the Plugins drop-down menu.
 
     
For access to more plugins and reviews click here.

 

©2010 by Jenny Livingstone and Julian F. Fleron