If you don't have braces, then dentists recommend using a floss string that's 18 inches long everytime you floss. Since that's too long, wrap the ends of the string around two fingers, one end for one hand and the other end for the other hand, to make the string shorter. For better results, keeping using a different spot of the floss to floss your teeth. If you have braces, you won't need to wrap the ends around your fingers, because the wires will be in your way.
about 6 inches long
You should floss your teeth every time you brush them.
How about one minute brushing and one minute flossing
Any age as long as that person knows not to swallow the floss.
The best time to floss your teeth is after eating. If there is food stuck in your teeth, you would not want to leave it there all night long and only remove it when you wake up in the morning. Your teeth will decay all night long.
about three inches long
The should be 4 inches long, and another 4 inches for the tail.
I would recommend 50 inches.
You can buy refill dental floss for your Glide dental floss tool at most grocery stores. If it has handles and prongs at the top, this is where the refill goes. You can also check big box stores.
Should be fine as long as you remember to wash
17.5/7 x 10 = 25 inches.
A Syrian hamster should be about 4- 6 inches long.