The Flying Circus of Physics has 331 pages.
A Son of the Circus has 640 pages.
Nights at the Circus has 295 pages.
Circus of the Damned has 329 pages.
If I Ran the Circus has 65 pages.
The Circus Surprise has 32 pages.
The Dead Circus has 336 pages.
The Night Circus by Erin Morgenstern has 387 pages in its hardcover edition.
The Pilo Family Circus has 312 pages.
The Circus of Dr. Lao has 154 pages.
Soul Circus - novel - has 336 pages.
The Physics of Basketball has 168 pages.
The Trouble with Physics has 416 pages.