* _The Dream Catcher_ (1989)
* _The Blue Ball_ (1990)
* _The Time Machine_ (1991)
* _The World Tree_ (1992)
* _The Circle of Fire_ (1993)
* _The Water Crystal_ (1994)
* _The Airlift_ (1995)
* _The Earth Serpent_ (1996)
* _The Star Spirit_ (1997)
* _The Sun God_ (1998)
* _The Moon Man_ (1999)
* _The Planet Planet_ (2000)
* _The Galaxy Guardian_ (2001)
* _The Universe Emperor_ (2002)
* _The Multiverse Creator_ (2003)
* _The Omniverse Ruler_ (2004)
* Μη μυθοπλασία:
* _The Secret of the Pyramids_ (1994)
* _The Riddle of the Sphinx_ (1995)
* _The Knowledge of the Gods_ (1996)
* _The Power of Thoughts_ (1997)
* _The Energy of Life_ (1998)
* _The Harmony of the Soul_ (1999)
* _The Happiness of Being_ (2000)
* _The Love of the Heart_ (2001)
* _The Peace of the World_ (2002)
* _The Light of the Spirit_ (2003)
* _The Truth of Being_ (2004)