This longish article suggests that if parents are reading to their kids the interactive elements should take a step back so that parents and children have some time to discuss / expand on the story. The same article suggests however that children learn quickly with interactive apps - perhaps the two activities should be separated in the app. What's your experience? Share your thoughts with us on comments.

http://www.livemint.com/Consumer/DMAHKSUYtNPahDNQU1134M/Is-ereading-to-your-toddler-story-time-or-simply-screen-ti.html