Synopsis: Arnold is a young very curious and is always looking to learn. At night dives in the books, assumes a new identity, becomes the Geodetetive and collaboration features of his assistant Sagan in his investigations. One night the Geodetetive conversation with Mauro astronomer who explains how the movements of translation and rotation of the Earth affect the temperature.
Source: Unicamp - M3, Mathematics Multimedia.
URL: http://m3.ime.unicamp.br/recursos/1104