This page is designed to help you review words learned in unit 1 "Greeting".     In this exercise, you can click on the "Flip Card" button to check the English meaning of a Khmer word.   Click at this button again will bring you back to its Khmer counterpart.    You can click on the same word as many times as you want.  The "Next Card" button will lead to a new word.  After you can remember the word, you can "Remove Card" if you want.  And to restart the whole set, click the "Restart" button.