Curlberry is a fun, whimsical typeface that makes you feel innocent and happy. Its rounded and curving curves give off a warm, welcoming appearance that makes it ideal for designs aimed at children. The letters are a little bit uneven and imperfect, giving the typeface a natural and organic feel as if they were written by a child. This handwritten script typeface is charming and delightful making it perfect for any design that is geared towards children. It can be used in a wide range of applications such as children's books, posters, greeting cards, toys, and games, to name just a few.

This is just a free limited version and you can buy the premium version here: https://graphicriver.net/item/curlberry-a-cute-handwritten-font/44171558
The premium version comes with all the characters including uppercase, lowercase, numbers and punctuation marks.