Ana White website shares a fabulous weekend project of creating a beautiful set of bunk beds.
There are examples of these bunk beds painted in different colors but personally I prefer the natural wood look sanded to a smooth finish.
This bunk bed design is versatile because it can also become two twin beds at a later date.
Click here to read the step by step instructions:
http://ana-white.com/2010/01/plans-how-to-modify-the-simple-bed-to-a-bunk-bed-land-of-nod.html