Cover of Both Sides of Time

Time Travelers Quartet books in order A series by Caroline B. Cooney

The Time Travelers Quartet series by Caroline B. Cooney has 4 books, from Both Sides of Time (Oct 2001) to For All Time (2001). Read it in order, starting with Both Sides of Time.

Reading order: 1 Both Sides of Time (2001) · 2 Out of Time (1996) · 3 Prisoner of Time (1998) · 4 For All Time (2001)

Updated September 2026

All 4 Time Travelers Quartet books in order

  1. 1.

    Both Sides of Time (Oct 2001)

    224 pages

  2. 2.

    Out of Time (1996)

    210 pages

  3. 3.

    Prisoner of Time (1998)

    200 pages

  4. 4.

    For All Time (2001)

    261 pages

Time Travelers Quartet FAQ

How many Time Travelers Quartet books are there?
There are 4 Time Travelers Quartet books, as of September 2026.
What order should I read the Time Travelers Quartet books in?
In publication order, starting with Both Sides of Time (Oct 2001): 1 Both Sides of Time (2001) · 2 Out of Time (1996) · 3 Prisoner of Time (1998) · 4 For All Time (2001).
What is the first Time Travelers Quartet book?
Both Sides of Time (Oct 2001).
What is the latest Time Travelers Quartet book?
For All Time (2001).
Is the Time Travelers Quartet series finished?
There have been no new Time Travelers Quartet books since 2001.
Did Caroline B. Cooney write other series?
Yes: Losing Christina and The Vampire's Promise trilogy.

More series by Caroline B. Cooney

All Caroline B. Cooney books

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