Prace Premium 3 Coumn WP Theme
Praca Premium is a highly professional looking 3 column WP theme, with additional advertising space. Widget ready, with a clean look and feel. Download this Free premium theme from HotWPTheme.com
Blue Blogger Magazine
Blue Blogger is what I consider to be a magazine style WordPress theme. Widget ready with 3 columns gives you plenty of room to play with. Header is also customizable.
Business Trends
Great 3 column, widget ready business theme with Navy Blue background and gray accents.