It's About Time
Impact Events and the Earth System
What would happen to Earth if an asteroid struck it? Assist young scientists as they explore the mechanics of an impact event and effects caused by it; calculate the energy released once an asteroid strikes Earth's surface; and compare...
Curated OER
Structure of the Earth
Salman Khan goes into detail about the layers of the Earth. He provides names and general numbers about depths and composition.
Curated OER
Exploring Our Backyard, The Solar System - Part 1/2
A charming narrator introduces viewers to the wonders and history of our own solar system. A full explanation describing the birth of our sun, planets, and entire solar system. This is the first part of a two-part series on our solar...
Curated OER
Rocks and Minerals
Take young geologists on an exploration of the collection of rocks and minerals that we call Earth with an upper-elementary science lesson. Through a series of class discussion and hands-on investigations, students learn about the three...