I have Android 5.0 final build flashed in my Nexus 5. I noticed it has very beautiful, clean and elegant way of showing tutorial at first launch. Apps like \"Sheets\", \"Sli
This git should help you implement what you want: https://github.com/spongebobrf/MaterialIntroTutorial,
This android Library demonstrating a material intro tutorial much like the ones on Google Sheets, as you mention.
In addition, this library takes the background color set for each page and when scrolling between the two pages, the two colors will fade into one another
Here are few more intro gits that can help you out: