ONE - TWO - THREE is a series of cardboard books for the youngest children growing with the child awarded in the competition of the Book Institute and the Polish Section of IBBY for books growing with the child TRZY / MAM / BOOKS.

"One two THREE - we say" exercises and develops the child's speech.

It acquaints the child with basic polite phrases, and thanks to witty nursery rhymes, it allows them to be remembered quickly.