Sibbald, Timothy. “Book Review: Joyful Math: Invitations to Play and Explore in the Early Childhood Classroom”. Canadian Journal of Education/Revue canadienne de l’éducation 44, no. 3 (September 22, 2021): xvi-xviii. Accessed March 28, 2024. https://journals.sfu.ca/cje/index.php/cje-rce/article/view/5355.