The download button opens the iTunes App Store, where you
may continue the download process. You must have iTunes installed with an
active iTunes account in order to download and install the software. This
download may not be available in some countries.
This app is designed to give someone who is curious about our moon the ability to understand the phases of the moon, and a flash card option which can allow them to drill these on the fly. I hope this app brings you one step further on your journey of knowledge of our incredible universe. Included is a diagram of the moon phases, and flash cards for those particular phases.