- His Dark Materials trilogy:
- "Northern Lights" (1995)
- "The Subtle Knife" (1997)
- "The Amber Spyglass" (2000)
- Sally Lockhart quartet:
- "The Ruby in the Smoke" (1985)
- "The Shadow in the North" (1986)
- "The Tiger in the Well" (1990)
- "The Tin Princess" (1994)
- Other notable books:
- "The Good Man Jesus and the Scoundrel Christ" (2010)
- "Grimm Tales: For Young and Old" (2012)
- "The Book of Dust" (2017 - ongoing series)
It is worth noting that Philip Pullman's works also include short stories, picture books, and other writings, so the total count may be higher since my knowledge cutoff date. For the most up-to-date information, it's best to refer to official sources like the author's official website or reputable online sources dedicated to his bibliography.