Pegboard Shelves store a lot of tools with only two pegs. Bend the pegs to about 85 degrees. Use 1 x 3 boards for shelves, customize slots for tools, drill peg holes from end, hammer pegs in, make sure they fit tightly.
South Korean artist Jae-Hyo Lee turns discarded pieces of wood into incredible sleek sculptures. Having assembled various chunks of wood, he burns and then carefully polishes them to create visual contrast and a smooth surface.