The Tools Menu

ToolsSpelling...

Check spelling of words in the worksheet.

ToolsProtect Document

Protect the whole document or a sheet with a password.

ToolsCustom Lists...

View or amend the special series of words recognized by KSpread.

ToolsRecalculate Sheet (Shift+F9)

Recalculate formulae in the current sheet.

ToolsRecalculate Workbook (F9)

Recalculate all sheets.

ToolsCalculator

Open an instance of the desktop calculator KCalc.