.pdf (adobe reader,) .doc (microsoft word,)
xbk (smart notebook files,) usually these files are zipped, can open with the smart board software 9.5 or+ download here: http://www.smarttech.com/support/software/index.asp
.et files are presentations created using RM's Easiteach program can download here: http://www.easiteach.com/
.flp (active board) See the Promethean website for details. Promethean now also provide a free Activ Flipchart viewer with limited functionality for those who do not have a Promethean board. http://www.prometheanworld.com/server.php?show=nav.16874
free video converter, player, editor for Mac and Windows. It can play many movie files, not only MPEGs; it can convert MPEG files between muxed/demuxed formats for authoring; it can encode movies to many formats, including iPod; it can cut, trim and join movies. MPEG Streamclip can also download videos from YouTube and Google by entering the page URL
Krut is a screencast tool that is written in Java and well suited for making video tutorials (instructional videos) on most platforms. Krut records movie files, including sound, of selected parts of your screen. The files use the quicktime mov format. The program has an intuitive and compact user interface.