This document provides instructions for working with worksheets in Excel 2007, including naming worksheets, inserting and deleting worksheets, grouping and ungrouping worksheets, and freezing panes. It describes how to rename worksheets by right clicking the tab and typing a new name. It outlines how to insert new worksheets using the Insert Worksheet icon or Shift+F11 keys. Worksheets can be deleted by selecting them and choosing Delete. Worksheets can be grouped to apply changes across multiple sheets at once. Specific rows or columns can be frozen to remain visible while scrolling.