The basics of of chemical bonding.

1. Pack 1: The basics of bonding (covers basic bonding terminology and concepts)
2. Pack 2: Simple Lewis structures (a four-step method to draw Lewis structures)
3. Pack 3: Resonance and Lewis structures (delocalized bonding and how to show it with a Lewis structure)
4. Pack 4: Formal charges and Lewis structures (how to use formal charge to decide which Lewis structure is best)