this site has free apps daily. check it out! i got this one today 2/25/13
The 25 Most Used Mobile Apps In Education
FREE Educational Apps for Kids
FREE Minecraft Math Activities & Worksheets!
Another Monster at the End of This Book...Starring Grover & Elmo!, Madagascar Preschool Surf n' Slide, The Prisoner of Carrot Castle, KidsApp : Oceania & more free apps for toddlers & preschool kids today on Appysmarts Top 100 Free Apps for Kids list!