Joost is happy : discussing feelings with young children / [author] Joost van der Leij ; [ill.] Frank Zuithof ; [transl. from the Dutch by Wil van der Leij]Joost being bullied : helping teenage kids deal with bullying / [author:] Joost van der Leij ; [ill.:] Frank Zuithof ; [transl. from the Dutch by Wil van der Leij]Joost is happy : discussing feelings with young children / [author:] Joost van der Leij ; [ill.:] Frank Zuithof ; [transl. from the Dutch by Wil van der Leij]