Kindle keyboard shortcuts

I do wish there were number keys on the keyboard and it is not quite convenient to type numbers and other symbols on kindle keyboard. Similar to the shortcuts in using PC, a few shortcuts make using a Kindle even more convenient and can further enhance your reading experience.

Keyboard Shortcut	What It Does
Alt+Q	Types 1
Alt+W	Types 2
Alt+E	Types 3
Alt+R	Types 4
Alt+T	Types 5
Alt+Y	Types 6
Alt+U	Types 7
Alt+I	Types 8
Alt+O	Types 9
Alt+P	Types 0
Alt+B	Sets or removes a bookmark
Alt+Home	Goes to the Kindle Store
Menu button	Displays the time and available memory
Right on the 5-Way Controller	Moves to next chapter (when you are within a book). On the Homescreen, pressing the right arrow on the 5-Way Controller brings youto the information screen about the book, blog, or other contentthat you are viewing.
Shift+Sym	Turns on Text-to-Speech
Spacebar	Pauses Text-to-Speech
Back button	Turns off Text-to-Speech
Alt+spacebar	Plays or stops MP3s
Alt+F	Skips to the next MP3
Alt+G	Refreshes the screen
Shift+Alt+M	Plays Minesweeper
Shift+Alt+G	Takes a screenshot of the current screen

Source: http://www.dummies.com/how-to/content/kindle-3-for-dummies-cheat-sheet.html