Google Sketchup — create 3D models

Google just keeps offering more free services, all of them excellent. Google Sketchup lets you create, modify, and share 3D models.

Free books

Read Print has a collection of free books that you can read online. Lots of classics here.

Free music from Amazon

Amazon has a fair amount of free music. It's offered free to acquaint you with their service. Give it a try, and stock up on your favorite genres.