Finally, someone realizing that kids' apps MUST have no ads and no way to exit (home button aside). My kids like several apps (Talking Cat & Angry Birds in part

Finally, someone realizing that kids' apps MUST have no ads and no way to exit (home button aside). My kids like several apps (Talking Cat & Angry Birds in particular) but keep handing it back to me to fix because a stray tap sent 'em to the App Store or some web page.