No, if you are interested in 3D and stuff, it is actually pretty adiccing, it is the easiest 3D software I've ever usen, but 3D is a little hard doesnt really mater what so ever.
Both the Pro and Standard versions of Google's SketchUp can be used on a Mac. Google provides many resources to help a user learn about SketchUp (See links below) .
No, you dont have to buy Google Sketchup, but you will have to pay if you want the better Sketchup Pro edition.
use the pull tool.
Sketchup Pro versions with limited accessories are available for free through Google itself at the Sketchup Pro site. In addition, full Pro versions are available for school and educational use.
Google Sketchup site provides a tutorial for it. See the related links.
go to google and type in google sketchup download google sketchup and make a custom tron
google sketchup pCon.planner
Yes
yes
you use google sketchup and export it as a .b3d format file
Google Sketchup is a free 3d modeling program produced by Google. There is also a Pro version with added features, but that costs a few hundred dollars.
To download Google Sketchup, go to their web site (sketchup.google.com/intl/en/download/), then click the "Download Google Sketchup" button to the right of the screen, or if you want to buy the Pro version, click "Download Google Sketchup Pro". You need to have Windows XP, Vista, 7 or Mac OSX 10.5+.