From crime-scene clues to pyrotechnic beauty, there's wonder and power in the molecular makeup of substances. Segments cover methods of analysis, chemical reactions, the periodic table of elements, and the significance of carbon. Uses examples (including arson detection and fireworks displays) to reinforce the roles and importance of chemistry in today's world.

Videodisc release of the programs originally aired in 2004 on the Assignment Discovery television program. Bonus features include curriculum units with viewing questions and additional tools at discoveryschool.com.