This activity shows how Earth observation can be used to study human geography by comparing the satellite images of Las Vegas over the last few decades. Linking to measurement of irregular areas and addition and multiplication of fractions, it asks children to measure the area of Las Vegas at three separate times...

In this activity children take on the role of Earth observation scientists submitting a request for an image they would like for their research. This gives them the opportunity to consider the possibilities of pictures taken from orbit (and the limitations) and to write scientifically for a specific audience. It...