LinuxNov posted a quick guide about installing Blender 2.58 Stable in Ubuntu 11.04
Blender is a free and opensource 3D object modeling applications works in cross-platforms. Blender 2.58 stable version has been released and available to install In Ubuntu 11.04 Natty Narwhal and older versions using PPA.Install Blender 2.58 Stable in Ubuntu 11.04 Natty