Reden wir von Leben und Tod
Nursery University
2008
Children of Utopia
2019
El dibujo de Frida
2023
John Michael's Project
2024
The Standard Deviants: The Really Big World of Astronomy, Part 2
2000
The Standard Deviants: The Really Big World of Astronomy, Part 1
2007
The Standard Deviants: The Many-Sided World of Geometry, Part 1
2002
The Standard Deviants: The Gravity-Packed World of Physics, Parts 1&2
2000
The University of Sing Sing
2011
Brief Tender Light
2024
Kites and Other Tales
1975
Lisette und ihre Kinder
2009
The Hidden Agenda for World Government
1990
Unstoppable Solar Cycles
—
Precious Knowledge
2012
Through These Eyes
2004
