FLIPSNACK

This is an amazing software that allows to everybody to creat a virtual book from a PDF document. 

https://www.flipsnack.com/es/accounts/sign-in.html

ADVANTAGES

-It is a free software, you only need to subcribe.
-You upload your PDF document designed as you want, images, type or color of words and images, even the cover of your book.
-You can add sound when you pass the page.
-You can save your books in your account.
-You can share your book in social webs.

DISADVANTAGES

-If you don´t have internet, you cannot see the book.
-Flipsnack just allows 20 sheets maximum.
-It takes time to upload your documents.

As a teacher...

It is usuful to teach, explain or give examples about a viewed topics in a interactive way. You can add imagges and colors as you want to do it more interesting and attractive to your students.
As well, you can ask your students to do a virtual book to explain what they understant about a topic and get realize if they are really getting the knowledge wanted.