Im newer to html5 what are some cool things it has over flash can games be genrally bigger than flash what does hardware accelerated mean and can I make games that wouldnt be possible in flash graphics wise.
Develop games in your browser. Powerful, performant & highly capable.
This is better answered with a google search.
http://thenextweb.com/dd/2014/04/19/rip ... -web-year/
http://en.wikipedia.org/wiki/Comparison ... _and_Flash