Mathematica Tutorial: Notebooks And Documents - Wolfram Research

14 Notebooks and DocumentsTo Create a New Cell to Hold Ordinary Text:Click in the notebook to get a cell insertion bar. Choose Format Style Text or use thekeyboard shortcut Cmd +7.When you start typing, a text cell bracket appears.To Change the Style of a Cell:Click the cell bracket. The bracket is highlighted.Select a style from Format Style. The cell will immediately reflect the change.