Books like Reading Skills
Flash Kids Editors
Reading Skills is 128 pages, about 2 hours 21 minutes at 250 words a minute.
7 books to read next
How long each takes
Longman Preparation Course for the TOEFL Test 9.4 h 
Proust and the Squid 5.9 h 
Dyslexia 5.9 h 
Strategic Reading 3 Teacher's Manual 2.0 h 
Teaching Reading in Middle School 5.8 h 
Reader, Come Home 5.0 h 
Be a Better Reader 3.2 h Bar height shows length. Estimated at 250 words a minute.