production of hybrid CD-ROMs Papa Rom six interactive games for children between 7 and 77 years of age. programming: Sarah Lauper, Gennaro Monti, Markus Hasler, Gianni Gennaro, Hugo Helfenstein © 2001 sgmgh, Produktionshaus, Zürich Das Buchstabenmonster an interactive story supplement to the children's book by Vera Eggermann and Ueli Kleeb speaker: Nik Hartmann programming: Hugo Helfenstein, Markus Hasler and Sarah Lauper © October 2001, Program-Team kids.expo - Die Stimme der Kinder CD-ROM supplement to the book by the same title concept: kids.expo screen design: Zeno Cerletti programming: Hugo Helfenstein © kids.expo, Volkswirtschaftsdirektion des Kantons Zug