An illustrated book for children of all ages about Jack a young kookaburra living with his family amongst other birds and animals in an Australian bushland setting. Jack is learning about life. He has a problem though he cant call as a kookaburra is supposed to do: he cant kooka. Then one day a challenging incident involving a goanna happens which Jack turns into an opportunity to find his voice and a new friend. Because of his courage he ends up growing in wisdom generosity and experience.