How to Use "kindergartener" with Example Sentences

1. The kindergartener gathered the children round her .
2. Us big kids pick a kindergartener to train .
3. Today , for the first time , I found out what it 's like to be a real kindergartener . And I like it !
4. Back when I was a kindergartener , I ...... I ...... I wasn 't able to finish the derby .
5. He cried for another minute or two , and then his kindergartener brain rebooted .