Vampirov pomoćnik

Cirkus nakaza

Tajna šaptača lubenicama

Elderly, mobility-impaired patients begin to mysteriously disappear from the Special Hospital for Medical Rehabilitation in Stubičke Toplice.

U registraturi

The novel U registratura is Kovačić's best work, in which he deals with the problem of the transition from the peasant class to the lordly class.

Pradavno doba ljudi

Man has always asked himself the question of where he came from and since when he existed. (Attached is a mask to get the impression of a 3D image.)

Seme trave

Mladost za mlade: magnetofon + gramofon

An educational book that introduces children to the invention, use, and operation of tape recorders and gramophones.