For me, the most basic barrier to children's e-books is that tablet screens aren't big enough yet. There's nothing like a 12" by 12" picture book to really pull

For me, the most basic barrier to children's e-books is that tablet screens aren't big enough yet. There's nothing like a 12" by 12" picture book to really pull you into the world of the illustrations. An iPad-sized screen just doesn't cut it.