How to hold the iPad (how to lock the screen from accidental clicks!)?

Question

iPad

When you read a book, it is convenient to hold it in your hands, since you can take the visible area of ​​​​the page and it will not turn over, but also taking the screen with your thumb, moving from one table to another, you find how 20-40 pages have been scrolled forward or backward, and then you can’t find back where you left off - and it’s not very convenient to hold while reading, the thumb strives to move the “picture”.
What is the way to temporarily lock the screen from clicks?

Answer 1

https://support.apple.com/en-us/HT202612