Chemistry Now is an NBC Learn Special Collection that reveals how chemistry contributes to everyday life, with lesson plans from the National Science Teachers Association
"Seeing the tremendous boon that the periodic table is to the field of chemistry and science as a whole, we thought that instructional design could use a quick reference of its own. To that end, we've compiled a table of elements specifically for the instructional designers.
Each "element" is organized into one of five different groups according to its properties and where it falls in the instructional design process."