9 parts.

• FeatherWing DoublerAdafruit
• FeatherWing TriplerAdafruit
• ProtoboardReDo.Pro
• Protoboard (custom size)ReDo.Pro
• SparkFun Photon Proto ShieldSparkFun
• SparkFun Protoboard PTHSparkFun
• SparkFun Snappable ProtoboardSparkFun
• SparkFun Solder-able BreadboardSparkFun
• SparkFun Solderable Breadboard MiniSparkFun