How to Use the Exercise Book

Click on the exercises button to go to the Exercise Book for the current chapter. This book contains practice and challenge questions for the chapter. As you can imagine, the challenge questions are harder than the practice exercises. There is a tab for the contents page and each exercise set. Click on the practice or challenge tab to begin one of the exercises.

Once you start an exercise set, you'll see four new buttons below the Exercise Book:

Click on the hint button to see a series of hints.

Click on the check your answer button to see whether your answer is correct.

After checking your answer, you can click on the answer button to see the correct answer to the question.

Click on the Lesson Book button to close the Exercise Book and return to the Lesson Book.