It takes the average reader 5 hours and 29 minutes to read Heart of Stone by John Haworth
Assuming a reading speed of 250 words per minute. Learn more
Henry Stanwick, a geologist, accepts an invitation from Tim Vaughan, an American adventurer, to explore Madagascar's unusual limestone formations, but worries that Vaughan has secret motives for the trip
Heart of Stone by John Haworth is 324 pages long, and a total of 82,296 words.
This makes it 109% the length of the average book. It also has 101% more words than the average book.
The average oral reading speed is 183 words per minute. This means it takes 7 hours and 29 minutes to read Heart of Stone aloud.
Heart of Stone is suitable for students ages 12 and up.
Note that there may be other factors that effect this rating besides length that are not factored in on this page. This may include things like complex language or sensitive topics not suitable for students of certain ages.
When deciding what to show young students always use your best judgement and consult a professional.
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