How do say kids in Spanish?

Answer 1

Niños = most common word for Children in Spanish when used to refer to a group of boys and girls, otherwise it means boys

Jóvenes = Young ones

Chicos = Little ones (when used to refer to a group of boys and girls, otherwise it's little boys)

Chivos = Kids (literally goats) - This is a colloquial term not widely used.

Hijos = Children - only when referring to your own children or the children of a particular person, otherwise it means sons.

Answer 2

niños/as is most common. Many countries have their own slang though. Look at the related links for more information.

Answer 3

niño boy

niña girl

or

criatura

Answer 4

ninos