A lightboard lecture introducing sp3, sp2 and sp hybridization.  Molecular models are used to demonstrate the resulting geometry, and 3-D sketches are introduced.  Video is close-captioned, 12 minutes long.
https://youtu.be/LM-0t_VlTA0

Institution/Producer: 
Cal Poly Pomona
Presenter: 
Laurie S. Starkey
Organic topics: 
Structure (hybridization, bonding, resonance...)