A storybook app destined to become a family classic

C.S.Lewis once commented, "Though I get no more tired now than I did when I was younger, I take much longer to get un-tired afterwards." I can relate. Today, I am struggling with the 'getting un-tired' part. My grandsons stayed longer with me this week. I care for them a couple of days each week while their parents work. Business commitments and other factors this week meant that their parents worked later hours. So, they stayed with me until after dinner. And that was fine... they are only little, although energetic bundles of fun. But by early evening, they were tired, and so was I, and I was running out of quieter activities to keep them occupied. So, just for a bit of added interest, I quickly downloaded the app, 'Nighty Night'. I'd seen it reviewed a number of times and it seemed to gather a lot of positive comments. The cost of $3.99 was less expensive than a regular picture storybook, too. I should say, first of all, that the graphic...