A Tensegrity Table
...scavenged materials (scavenging seems appropriate in these crummy economic times!). To make your own tensegrity table, molecular biomechanics professor Dr. William H. Guilford has some very nice step-by-step instructions here. My version is slightly different, but frankly Guilford’s design is probably more stable. I used some electrical conduit tubing left over from remodeling the house, some rope and a stop sign that I found laying in a driveway...