| year of publication | ISBN | author(s) | title |
|---|---|---|---|
| 1977 | 978-0-916834-04-3 | Matthew Lipman | Philosophy in the classroom |
| 1985 | 978-0-916834-06-7 | Matthew Lipman | Harry Stottlemeier's Discovery: Reasoning About Reasoning |
| 1978 | 978-0-916834-12-8 | Matthew Lipman · Ann Margaret Sharp · Frederick S. Oscanyan | Philosophical Inquiry |
| 1980 | 978-0-916834-13-5 | Matthew Lipman | Mark: Reasoning in Social Studies (Philosophy for Children) |
| '' | 978-0-916834-15-9 | '' | Social Inquiry: Instructional Manual to Accompany Mark |
| 1981 | 978-0-916834-17-3 | '' | Pixie |
| 1982 | 978-0-916834-19-7 | '' | Kio and Gus: Reasoning About Nature |
| 1986 | 978-0-916834-20-3 | Matthew Lipman · Ann Margaret Sharp | Wondering at the World: Instructional Manual to Accompany Kio and Gus (Philosophy for Children Series) |
| 1983 | 978-0-916834-21-0 | Matthew Lipman | Lisa: Reasoning in Ethics |
| 1994 | 978-0-916834-22-7 | '' | Ethical Inquiry: Instructional Manual to Accompany Lisa |
| 1996 | 978-0-916834-30-2 | Matthew Lipman | Nous: Reasoning About Ethics |
| 2003 | 978-0-916834-34-0 | '' | Elfie: Reasoning About Thinking |