- Sandtray Play and Storytelling: a catalyst for imaginative thinking in children´s educational and emotional developement by Kristin Unnsteinsdottir in The Routledge International Hadbook of Sandplay Therapy edited by Barbara Turner. (2017).
- Sandtray Play in Education, by Kristín Unnsteinsdóttir, PhD and Barbara A. Turner, PhD. (2016).
- Sandplay and Storytelling: The Impact of Imaginative Thinking on Children's Learning and Development by Barbara A. Turner, PhD & Kristín Unnsteinsdóttir, PhD. (2011).