No, the form child's is the singular possessive form.
The plural noun is children.
The plural possessive form is children's.
The apostrophe indicates possession, that something belongs to that noun. Examples:
The children's coats all hung in a row.
One child's coat had fallen to the floor.
Which word has three different acceptable ways to form the plural
Childs Frick died in 1965.
Amy Childs's birth name is Amy Andrea Childs.
Gilbert Childs's birth name is Gilbert Jefferies Childs.
Some examples of incorrect plural nouns and their correct forms are: "childs" to "children," "womans" to "women," "mouses" to "mice," and "sheeps" to "sheep." It's important to pay attention to these plural forms to use proper grammar.
Martin Childs's birth name is Martin David William Childs.
Dana Childs was born in 1923.
Daniel Childs was born in 1988.
Roy Childs died in 1992.
Roy Childs was born in 1949.
Albert Childs was born in 1930.
Morris Childs was born in 1902.