Alright, here’s my submission for the challenge:
It’s an app called “Book mobile” and it allows you to scan a book’s barcode to see details about it and read a preview of the book’s content.
Imagine you’re at a friend’s house and you see a book on their bookshelf and wonder about it… or you’re at a bookstore and instead of opening the Amazon app and being taken to the purchase page, you just want a quick description of the book. And then if you’re intrigued by that, well, maybe you’ll want to read a few of the preview pages.
The app uses the Google Books API. It consists of 175 blocks. Here’s how it looks in action: