Example Lessons

Pick a workbook to solve its preview exercises.

Base

Workbook Step 1 Play now Workbook Step 2 Play now Workbook Step 3 Play now Workbook Step 4 Play now Workbook Step 5 Play now Workbook Step 6 Play now

Plus

Workbook Step 1 plus Play now Workbook Step 2 plus Play now Workbook Step 3 plus Play now Workbook Step 4 plus Play now Workbook Step 5 plus Play now

Extra

Workbook Step 1 extra Play now Workbook Step 2 extra Play now Workbook Step 3 extra Play now Workbook Step 4 extra Play now Workbook Step 5 extra Play now Workbook Step 6 extra Play now