i have never done any of this before so what book and what kit should i start with?
The Parallax (http://www.parallax.com) kits seem to be popular, but we have no first-hand experience with them.
It might help if you provided some background about yourself.
I think the "classic" introductory robot book is: "Mobile Robots-Inspiration to Implementation" (http://www.amazon.com/gp/product/1568810970/qid=1149182271/sr=1-1/ref=sr_1_1/103-8573678-8816651?s=books&v=glance&n=283155).
As jan mentioned above, Parallax makes some good beginner robots kits.Best of all, you can download their textbooks for free.I think these two are good: