First Name =Natalia Last Name =Slepova Title =Ms Institution =Economics, Management & Law Inst., Kazan, Russia Street Address =Frunze 3, 26 City =Zelenodolsk State =Russia Zip Code =422550 Telephone =+358452308465 FAX = E-mail =nslepova@yandex.ru URL = Title of talk =Humour and pleasure in mathematics teaching practice