This is the 6098th most frequent Chinese word.
小孩子
"小孩子" means "child" or "little kid."
Here, 小孩子 is used generally to refer to children as a collective group, indicating the age demographic.
小孩子都喜欢玩具。
Children all like toys.
In this sentence, 小孩子 refers to an individual child, demonstrating the word's flexibility to address specific instances.
我在公园里看到一个跑来跑去的小孩子。
I saw a child running around in the park.
Here, 小孩子 is used in a societal context to discuss the needs of this group, portraying them as learners and dependents.