Understanding the geologic time scale and how to organize Earth’s history into a coherent timeline. MS-LS4-1: Analyze and interpret data for patterns in the fossil record that document the existence, ...

It’s official — you’re living in a new age. It’s called the Meghalayan, and geologists say it's marked by a 'mega-drought' and the collapse of civilizations 4,200 years ago.

Write it as a timeline on the board. I like to use a meter stick and be very intentional with my spacing to model time as a scale. I also avoid using the far right of the space to infer time existed ...