Hot Potatoes includes some buttons in the html webpage for each exercise:

Index button: This one should take you to your homepage.

Next exercise button: This one should take you to another exercise.

Hint: Shows some ideas that the teacher wrote or gives the first letter of the answer.

Show answer: Exactly this

Back: Again, exactly this.

Many times, these buttons are more a problem than a help, so it is wise to deactivate them. Here’s how: