At 4,130 miles (6,650 km) long, the Nile in Africa is the longest river in the world. Some people consider the Amazon in South America to be longer. This is because the many hundreds of channels that ...

Describe and identify bodies of water and types of landforms. In this lesson, students will use a globe as a model of the Earth to then be able to describe and identify bodies of water and types of ...

Reconstructing Past Glacial Activity: Glacial landforms provide valuable evidence about the extent and behavior of past glaciers. By studying these landforms, scientists can reconstruct the history of ...