Earth's relief

Here is a nice explanation about changes in Earth's relief.
Although it's for high school it's useful for lower levels too.

The Earth’s Relief

View more presentations from Jose Angel Martínez

Latitude and longitude

Here you can understand how imaginary lines work.

Learn about Planet Earth: latitude and longitude


Now, find Latitude and Longitude of any point of the map (including your own house and the School!)


http://www.findlatitudeandlongitude.com/