Thirteen is a Hard Age to Be - Review request

[Shannon]

Thirteen is an upper middle grade adventure novel targeted mainly to Grade 6-8 boys.

It is available as a free download until the end of January 2014. I am also open to review swaps, please PM me via goodreads.

Jack has just left the confines of elementary school for the freedom of high school, problem is his mom treats him like a kid and won't let him grow up. His home is a constant battle field until foreign soldiers invade his hometown shutting off all power, communication, and any chance of escape. Jack and his friends need to figure out how to survive without technology, until people go missing.

https://www.smashwords.com/books/view...

If you have a middle grade child I would be very interested in their feedback.