This Old House has an informative step-by-step instructional for laying cork floor, a flooring material that is much easier for the everyday person to install than wood flooring. Cork also has a list of positive attributes: an environmentally sustainable material, water and rot resistant, anti-microbrial, acoustically beneficial and a good choice for a low allergen household. Expect to spend about $7-$10/sq ft. Need convincing? Here's some testimonials about cork.