If they're not in the cafeteria eating lunch or running around the gymnasium, students 바카라 게임 웹사이트� at least, well behaved ones 바카라 게임 웹사이트� are spending a lot of time at their desk. It's no wonder why these surfaces are often listed as things that must be disinfected to help stop the spread of and other illnesses.

Being touched by lots of hands and not many cleaning supplies is a bad recipe that creates lots of bacteria. According to the , researchers who looked into the germiest places in two Michigan schools found that computer keyboards were actually dirtier than the toilet seats.

Between bacteria-covered sponges and faucets that are teeming with germs from the dirty hands that last touched them, sinks are a hotbed for , and E. coli.

If they're not often emptied enough, tissue-filled can spread influenza and other illnesses.

Everyone has to touch a doorknob, even the students who don't wash their hands. Studies have shown that a contaminated can infect half of an environment like an office or health facility in mere hours.

Anything handled by many students is going to be at risk to spread influenza and streptococcus, but books can also be home to and their eggs.

While hard toys such as blocks can have bacteria on their surface, plush toys like stuffed animals are even more of a menace 바카라 게임 웹사이트� as they're tough to clean and can absorb liquid that may contain .

Hands-on items, especially those that are shared by many students, can always be counted on for potentially harmful bacteria. Considering that art supplies are not only shared by multiple students, but entire classes, they're very much a candidate to spread and other illnesses.

Balls, mats, pinnies 바카라 게임 웹사이트� you name it. Almost everything that's involved in physical education class is not only shared, but sweated on. A lot. Consider that even more motivation not to get hit during dodgeball 바카라 게임 웹사이트� you'll want to avoid those bacteria-covered balls at all cost.

Sure, the monkey bars seem like fun, but they can also be covered in streptococcus and .

E-coli, legionella and coliform can all be found in . According to a study, a dog's bowl may even be safer to drink out of than a public water fountain 바카라 게임 웹사이트� best to send your little one to class with their own reusable water bottle to sip from.

While not quite as germ-y as water fountains, cafeteria trays pack a bacterial punch of their own that is not to be sneezed at. Data collected by NSF researchers has the trays that students eat off listed as having more on them than toilet seats.

While they're surprisingly less bacteria-ridden than many items on this list, , especially sink handles and toilet seats, are certainly not germ-free zones.

Class pets are adorable creatures that provide students with a chance to learn how to care for another living being without taking on all of the responsibility involved in having a pet of their own. That said, when pets have many care-takers with suspicious levels of personal hygiene holding them all of the time, that's sure to spread some .

Another shared, hand-operated instrument, the pencil sharpener, can be a breeding ground for all sorts of . Personal pencil sharpeners and mechanical pencils are more sanitary alternatives.