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To flip the current card, click it or press the Spacebar key.  To move the current card to one of the three colored boxes, click on the box.  You may also press the UP ARROW key to move the card to the "Know" box, the DOWN ARROW key to move the card to the "Don't know" box, or the RIGHT ARROW key to move the card to the Remaining box.  You may also click on the card displayed in any of the three boxes to bring that card back to the center.

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File Extension Identification

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.cfg Configuration
.sys Configuration (system)
.bin Configuration (binary file)
.hlp Help
.tmp Temporary
.exe Program (executable file that starts a program)
.com Program (executable file that stands for command)
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.wpd WordPerfect (word processing program)
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.jpg Graphics (Joint Photographic Experts Group)
.png Graphics (Portable Network Graphics)
.avi Animation/video (Audio Video Interleave)
.mpg Animation/video (Moving Picture [Experts] Group--also could be .mpeg)
.mov Animation/video (QuickTime movie)
.wmv Animation/video (Windows Media Video)
.htm Web page (Hyper Text Markup)
.html Web page (Hyper Text Markup Language)
.xls Microsoft Excel 2003 and earlier (eXeL Spreadsheet)
.xlsx Microsoft Excel 2007 and later (eXeL Spreadsheet)
.accdb Microsoft Access (Microsoft DataBase)
.pdf Adobe Acrobat (Portable Document Format)
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.zip WinZip
.pptx Microsoft PowerPoint 2007 and later
.pub Microsoft Publisher
Created by: sostheimer