Topic One (1): Fossil Distribution & Plate Tectonics; Where Did All the Fossils Go?

Topic Two (2): The Changing Earth Surface; Ch-ch-change

Topic Three (3): Evidence of Common Ancestry & Diversity; Whose Limb is it Anyway?

Topic Four (4): Natural Selection; The Beak of the Finch

Topic Five (5): Speciation & Extinction; Life After Death?