Here's what you'll need to build your own MightyMintyBoost: Tools:
Soldering iron Scissors Wire cutters Pliers (or muiltitool)
Multimeter Metal shears Clear packing tape Materials: MintyBoost kit Lithium polymer battery charger (the original one specified was discontinued) For better performance use the Adafruit Solar Lithium charger (connections are similar but it's slightly larger - see update below) 3.7 v 2000mAh Lithium Polymer battery JST connector / wire Small solar cell 2» x 3» adhesive backed Velcro Small double sided adhesive squares Altoids tin 7/10/10 UPDATE: Adafruit now also
sells all the parts you need to make this a bit more mighty.