This mounting plate allows you to clip down your Raspberry Pi A+ or B+ and a 400-point breadboard, making prototyping simple circuits with the Raspberry Pi a synch. The GPIO expansion header pinout is even etched on the mount!
If you don't have a laser cutter, you can grab one of these cases from our store here:
Red lines are etched, black lines cut. Clips are 3/32" Delrin, base is 3mm acrylic.