The Earth's Crust
- Episode aired Sep 17, 1993
- TV-Y
- 23m
Bill Nye goes to the depths of the Earth (literally) to explain how the Earth's surface and its inner mantle differ.Bill Nye goes to the depths of the Earth (literally) to explain how the Earth's surface and its inner mantle differ.Bill Nye goes to the depths of the Earth (literally) to explain how the Earth's surface and its inner mantle differ.