But click on it only when you want to add the word to the dictionary. Click on the up arrow to go to the dictionary. Go to Column on the menu bar. Then to Delete Column. Using the handbook CommonSpace has an online writing handbook in English that can be found under both Tools and Help.
Students can click their way to the topic they're interested in.
Their professor may have made a link to the handbook in their responses on a handbook. That shouldn't be a problem. They are asked to write their comments on the paper. They open the original paper, which appears in a column that fills the screen. They click on Column New column.