Cover of The Science of Discworld

The Science of Discworld books in order A series by Terry Pratchett

The Science of Discworld series by Terry Pratchett has 4 books, from The Science of Discworld (1999) to The Science of Discworld IV: Judgement Day (2013). Read it in order, starting with The Science of Discworld.

Reading order: 1 The Science of Discworld (1999) · 2 The Science of Discworld II: The Globe (2002) · 3 The Science of Discworld III: Darwin's Watch (2005) · 4 The Science of Discworld IV: Judgement Day (2013)

Updated September 2026

All 4 The Science of Discworld books in order

  1. 1.

    The Science of Discworld (1999), with Ian Stewart

    400 pages★ 4.4 (11 ratings)

  2. 2.

    The Science of Discworld II: The Globe (2002), with Ian Stewart

    368 pages★ 4.4 (7 ratings)

  3. 3.

    The Science of Discworld III: Darwin's Watch (2005), with Ian Stewart

    368 pages★ 4.3 (6 ratings)

  4. 4.

    The Science of Discworld IV: Judgement Day (2013), with Ian Stewart

    370 pages

The Science of Discworld FAQ

How many The Science of Discworld books are there?
There are 4 The Science of Discworld books, as of September 2026.
What order should I read the The Science of Discworld books in?
In publication order, starting with The Science of Discworld (1999): 1 The Science of Discworld (1999) · 2 The Science of Discworld II: The Globe (2002) · 3 The Science of Discworld III: Darwin's Watch (2005) · 4 The Science of Discworld IV: Judgement Day (2013).
What is the first The Science of Discworld book?
The Science of Discworld (1999).
What is the latest The Science of Discworld book?
The Science of Discworld IV: Judgement Day (2013).
Is the Science of Discworld series finished?
There have been no new The Science of Discworld books since 2013; Terry Pratchett died in 2015.
Did Terry Pratchett write other series?
Yes: Discworld, Bromeliad Trilogy, Johnny Maxwell trilogy and The Long Earth.

More series by Terry Pratchett

All Terry Pratchett books

Sources: series order and dates from Wikidata and Open Library. Last updated September 2026.