iTikes Discover Map iPhone and iPod Touch 3GS 4 4s

iTikes Discover Map, White Little Tikes for Apple iPhone and iPod Touch 3GS 4 4s. Condition is "Used - Working". This item is In pre owned good condition, it has been tested without the iPhone app and the pen and the interactive maps works, I tried to download the app on my newer iPhone but I was not able, I got a message saying the version of iOS I have is not compatible with the app. Please see photos for details and let me know if have any questions. Thanks