On scratch they feature a drag and drop form of coding to visualize it. You can create an account and drag and drop puzzle ties in the order. The first tile you’ll want to drag into the area is the “start program” tile and then you’ll need to connect tiles from there.
Hope this helped!
Answer:
Select the cell below the rows and to the right of the columns you want to keep visible when you scroll.
Select View > Freeze Panes > Freeze Panes.
Explanation: