Children of Orpheus has 540 pages.
Orpheus Emerged has 176 pages.
Children of Orpheus was created in 1923.
The Lion Children has 216 pages.
Children of Scarabaeus has 336 pages.
Children's Songbook has 314 pages.
Armageddon's Children has 384 pages.
Children of Tomorrow has 254 pages.
Children of the Storm has 400 pages.
Children of the Mind has 349 pages.
How Children Learn has 189 pages.
The Children of Húrin has 320 pages.
Children of the Jedi has 345 pages.