Tweak: Growing Up on Methamphetamines --- what is this book about ? did anyone happen to read it ?

i had to get a book from my English teacher so i grabbed the first one that was near my hand
so what is this book about ?

: http://alcoholdrugstreatment.info/tweak-growing-up-on-methamphetamines-what-is-this-book-about-did-anyone-happen-to-read-it