The following should be kept away from the computer: Magnets: They can erase disks and ruin your monitor. Foods/Liquids: Liquids can be "deadly" if spilled on or around the computer area. Food crumbs can get into your keyboard. Chalk Dust and Pencil Shavings: These can get into the computer, disk drive or keyboard and cause erratic behavior or crashes. CLEANING: Never spray a cleaner directly on the computer or keyboard. Contact the computer teacher if you have questions. Computer Case: Spray a general spray cleaner on a soft cloth and wipe case down. Keyboard: Spray a general spray cleaner on a soft cloth and gently wipe the keyboard and keys. Make sure the computer is turned off. You can try a Q-Tip with some rubbing alcohol to get to some of the hard-to-get-to places. Mouse-Infrared: Spray a general spray cleaner on a soft cloth and wipe outside. Mouse w/ Ball: Turn the mouse over and remove the mouse ball. Use a Q-Tip with rubbing alcohol to get the gummy dirt off the contact points.