Worksheet

A worksheet is a single page in Excel

Workbook

A workbook is a spreadsheet file

Range

A range is a group of cells that has been selected

Fill Handle

The fill handle is a small black dot or square in the bottom right corner of the active cell.

Cell Reference

cell reference identifies the location a cell

Active Cell

A cell in a spreadsheet that is open for data manipulation

Accessiblity options

Microsoft have accessibility guides for various types of difficulties and impairments. Each guild provides a list of products and steps to access options for computer systems