Time of the Twins has 421 pages.
The Daring Twins has 317 pages.
War of the Twins has 411 pages.
Test of the Twins has 330 pages.
There Will Be Time has 181 pages.
Tyrant of Time has 255 pages.
The Time of Infinity has 205 pages.
Time to Depart has 384 pages.
Vacation Time has 33 pages.
Time of our Darkness has 328 pages.
Seven Out of Time has 240 pages.
Masters of Time has 227 pages.
Exiles of Time has 183 pages.