Add another worksheet.

Add, modify or remove cell comment.

Insert a mathematical function. See the section Formulae for more details.

Insert a series. See the section Series for more details.

Insert a link into the selected cell. See the section Link Cells for more details.

Insert a special character into the selected cell.

Embed a KOffice document into the table.

Insert a chart. See the section Inserting a Chart for more details.

Insert data from a text file, database or from the clipboard. See the section Inserting External Data for more details.