Books like Secrets at Hidden Valley
Willo Davis Roberts
Secrets at Hidden Valley is 150 pages, about 2 hours 45 minutes at 250 words a minute.
12 books to read next
How long each takes
Ghosts in the Gallery 2.5 h 
A Year Down Yonder 2.4 h 
Z for Zachariah 4.4 h 
Chasing Vermeer 4.8 h 
Blizzard! 2.6 h 
Dovey Coe 3.3 h 
Days of Magic, Nights of War 9.0 h 
Trouble at Fort Lapointe 3.0 h 
Dangling 3.1 h 
Petey 5.1 h 
Day of Tears 3.3 h 
When Zachary Beaver Came to Town 4.2 h Bar height shows length. Estimated at 250 words a minute.