About Isabelle Bertrand Isabelle Bertrand is a French author whose works have been translated into several languages, including German and English. Her books for children include Je fête mon anniversaire and Super, c'est mon anniversaire. She lives in Paris, France. Books by Isabelle Bertrand It's All Fun and Games 230 activities for the whole family! by (author) Isabelle Bertrand illustrated by Aurélien Débat, Joëlle Dreidemy & Roland Garrigue