University of Massachusetts
University of Massachusetts: Rasmol & Chime
This site from the University of Massachusetts links to downloadable freeware (Rasmol and CHIME) which are required to view 3-D images common on organic chemistry tutorials.
McMaster University
Mc Master University: Molecular Structure
This PowerPoint presentation features 33 slides that explain chemical bonding and molecular shape.
Other
Personal Site: Covalent Bonding Single Bonds
This site is a personal site that gives "a simple view of covalent bonding" including explanations, diagrams, and examples.
Other
Bank site.com: Dollar the Dragon
A complete guide to banking from BankSite.com, teaching you about banks, checks, savings, and more.
Oklahoma State University
Oklahoma State University: Bonding Rules of Thumb
Simple rules to help students identify types of chemical bonding.
McMaster University
Mc Master University: Covalent Bonding
Slides 5 through 8 in this presentation from the McMaster University explain covalent bonding.