Find a sheet or cycle straight to it
Press ⌘K to find a sheet. The sheets you recently visited appear first, with the last selected cell beside each name. Type to narrow the list or press Return to open the first result.
Press ⌃Tab to move to the next sheet or ⌃⇧Tab to go back. Scratch wraps around the workbook and skips archived sheets. Each sheet keeps its selection and scroll position.