Basic Maths is a rock-solid, standards-compliant and microformats-friendly WordPress theme. Every template is based on a rational, methodical typographic grid for impeccable layout guidance. PLUS, a shortcut (SHIFT + ALT + G) magically displays the column structure on a transparent layer.

Change up Basic Maths’ minimalist color scheme in a matter of seconds: a theme option allows you to specify and apply your own colors with a single click. Widgets abound, and they’re all smartly and seamlessly formatted. Includes three custom widgets: Archives, Recent Posts, and Site Info, hand-crafted for Basic Maths. Users get quick access to your archives via tags or categories, available on every page of Basic Maths. An intuitive, fluidly organized archives page serves as a comprehensive table of contents to your entire site.

Pricing: $45
Requirements: -
Source: http://basicmaths.subtraction.com/