About Hélène Buithieu Books by Hélène Buithieu Caillou se brosse les dents Kit avec brosse à dents text by Sarah Margaret Johanson illustrated by Pierre Brignaud contributions by Francine Nadeau & Hélène Buithieu Caillou se brosse les dents text by Sarah Margaret Johanson illustrated by Pierre Brignaud contributions by Francine Nadeau & Hélène Buithieu