Install Blender 2.66a in Ubuntu 13.04/12.10/12.04/11.10/Linux Mint

Install Blender 2.66a in Ubuntu 13.04 Raring/Ubuntu 12.10 Quantal/Ubuntu 12.04 Precise Pangolin/11.10 Oneiric Ocelot/Linux Mint 14/13/12

Blender provides a broad spectrum of modeling, texturing, lighting, animation and video post-processing functionality in one package. Through its open architecture, Blender provides cross-platform interoperability, extensibility, an incredibly small footprint, and a tightly integrated workflow. Blender is one of the most popular Open Source 3D graphics applications in the world.

Popular Features:

• Cycles Render Engine
• Motion Tracking
• UV Tools
• "Carve" Booleans
• Remesh modifier
• Game Engine
• Collada
• Python API
• More Features.

Fixes in this release 2.66a:

• Fix: freeing all bakes in particle mode
• Fix: file with packed images crashes on load
• Fix: image alpha version patch with library linked files
• Fix: Collada export crash with armature
• Fix: X3D import error loading UV's
• Fix: X3D import for images
• Rigify fixes
• Checkout complete list of fixes

To install Blender in Ubuntu/Linux Mint open Terminal (Press Ctrl+Alt+T) and copy the following commands in the terminal:

Terminal Commands:
sudo add-apt-repository ppa:irie/blender
sudo apt-get update
sudo apt-get install blender

That's it

Source: Blender