How well do you know your planet?

How well do you know your planet?:

A survey for my students.

                                                                         

                                                                                                                           @edwaves

                                                                                                                           Leonor Cristina Santos

To be or not to be that is the question.

http://technolanguages.pbworks.com/w/page/28312026/FrontPage

The weather.

http://weatherspark.com/