The SPRK+ Power Pack is the premium kit for educators to use Sphero in a classroom, robotics club, or in any maker environment you can dream up. The SPRK+ Power Pack™ lets you charge, store, and carry SPRK+ robots by the dozen. Built with an integrated cooling system, your robots can charge safely all from one place. Included with the Power Pack are 12 shiny new SPRK+ robots, Turbo Covers, maze tape, and protractors, so the activities can get started anytime, anywhere. Sphero SPRK Lightning app available for download in the App Store, Google Play, and Kindle Store.