I'm a well read grad student who's bluntly honest about all things, although I try to be most honest about myself.
Same issues as the sports cars book - not incredibly well written and there seem to be some faulty facts in this.
Most cars on average weigh about 5,000 pounds.
Wolff, Becky (2012-07-10). Trucks! Learn About Trucks and Enjoy Colorful Pictures - Look and Learn! (50+ Photos of Trucks) (Kindle Locations 362-363). . Kindle Edition.
Googling proves her to be off by about 1,000 pounds:
https://www.google.com/webhp?tab=ww&ei=NYJdU7P3A8Tg2gXpj4CoDg&ved=0CBcQ1S4#q=average+weight+of+cars
I'll continue to read this when my brain needs a break - or when someone else is driving so I feel like I'm gonna puke when I read paperbacks - but I can't see myself reading many more of these.