How to work with more than one sheet of spreadsheet in kodular

Hi,
I’m newbie in kodular/MIT app inventor.
I just know how to CRUD in one sheet of spreadsheet but i dont know how to do the same action for more than one sheet of spreadsheet.
Give me an Advice, please.

Thanks

use select list itme list method… put the screen names and all in a global list and try to take values from this list