Two options: 1.)tell them to leave (If their bothering you) 2.)if you have games let them play on the computer or game consoles and go on cartoonnetwork.com or nick.com or other kid friendly websites.
You seem to be having trouble figuring out which word is the noun that needs to be the plural. Which thing do you have more of - twenty, year, or old? Twenty years is the modifier for old. You have two twenty year olds.
I wish I was young again. You seem to be in a tough spot. You could be looking at a situation that blows in a major way. I would say just do what they want to do. If it is really stupid then just say so. But if you let them have their fun, then maybe you can have your fun, and they might even like it.
two year olds can sleep in both
Yes, "two-year-olds" is hyphenated when used as a compound adjective preceding a noun, such as in "two-year-olds play together." The hyphens help clarify that "two" and "year" modify "olds" collectively. However, when referring to the age alone, you would simply say "two years old."
not two year olds they have to be like 7
The plural form of two-year-old is two-year-olds.
yes
There is no official record for ten year olds because there is not a national race, but you could get the record at your school. In 7th grade there is a cross country team and they race for two miles and when you get to highschool it increases to two.
Two-year-olds have accidents.
To do what?
Thoroughbreds have to be a minimum of two years old to race. All races have their own age requirements. There are races for two-year-olds, three-year-olds (which are the more widely known ones like the Kentucky Derby, Preakness, and Belmont), three-year-olds and up, and four-year-olds and up.
If there is enough room in their bedroom, or they have separate bedrooms, twin beds are an excellent choice for two seven year olds.