Blender is a freeware, community develop 3D Design and animation software program that we use at school. I have developed a classroom tutorial book for learning the program. That book can be found at Central Dauphin School District's website. Below are a few important Blender links:

                         
   

The official Blender website for program download and documentation. HERE

      BlenderArtists.org- the place to go for questions and answers about Blender. HERE  
                         
    Blenderanimation- A school website dedicated to Blender. HERE      

BlenderNation- All things Blender related and daily news. HERE

 
                         
 
My 3D image gallery HERE
My Blender Classroom Book from CDSchools.org. 118 page downloadable book HERE