Wordpress Weblog Frustration!?!?

i am making a weblog for clubpenguin and i don't know what to do!?!!? how do i do all the uploading, and the coding. I am also having trouble putting codes in for the widgets. Also whats up with the big blue square on top? I want a wordpress like this one http://dclyde18.wordpress.com/ my boring one is this one http://zain22.wordpress.com/ how do i make mine good? the widgets and the blue box are annoying me the most!