The internets biggest and most complete list of free software for all students. Whether you are in the arts humanities, liberal arts sciences, engineering, architecture or any other major you should find it useful for your studies and for your budget too.
DIY - Homemade Gabion wall ie rocks encased in wire baskets and used as a retaining wall - creates a dramatic feature in a garden. No directions on link. Nice someone figured out how to landscape with river rock. I swear they grow!