Table Headers, Sections and Spanning Cells

Bigger tables group their rows into a head, a body and a foot, tell each header cell what it labels with scope, and merge cells across columns or rows with colspan and rowspan.

Updated

Codey's cheat sheet for Table Headers, Sections and Spanning Cells: Bigger tables group their rows into a head, a body and a foot, tell each header cell what it labels with scope, and merge cells across columns or rows with colspan and rowspan.
Category
HTML
Level
Journeyman
Tags
<tbody>, <tfoot>, <thead>, colspan, html, rowspan, scope attribute