The student is being presented with a text which contains mistakes which s/he have to find.

Features:

• each gap can have an optional explanation
• optional solution button
• you can enter more than one incorrect expression for a gap; if there is more than one wrong word each time the exercise loads one item will be chosen randomly
• varying feedback

The student is being presented with a text which contains mistakes which s/he have to find and correct.

Features:

• the text box for entering the correct solution is being displayed within the text
• the exercise can be case-sensitive
• optional hint button (gives a free letter)
• optional hint button for a gap (can give an explanation or a clue for finding the correct answer)
• alternative correct answers for each gap are possible
• varying feedback