Whoever invented the salad spinner deserves a great big pat on the back. Not only does it keep our lettuce crisp, the spinner’s centrifugal forces also prove to be a cool tool for art projects. Case in point: this colourful set of party platters, made by sticking a transparent plate in a salad spinner, dropping in a few haphazard drops of paint, closing the lid and spinning away. It really is that easy. Find the step-by-step over here.