Instructions: Click on button 1 to see the question. Mentally answer the question. Click on button 2 to see the correct answer. Then click on the "Right" or the "Wrong" button as appropriate. Repeat.
Incorrectly answered questions are recycled. Others are removed from the deck. The program stops when all questions have been answered correctly.
If you want to make your own flash cards save this page to a file (use the File menu of the browser.) Then look at the file with a text editor and follow the directions.