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Due to the Earth´s tilted axis, the angle of the Sun's rays at given latitudes is continuously changing during the year.
Due to the Earth´s tilted axis, the angle of the Sun's rays at given latitudes continuously changes during the year.
The Earth is divided into geographical and climatic zones, which result in the zonation of vegetation.
The animation shows the forms of government and official languages of the world´s countries.
The geographic coordinate system enables every location on the Earth to be exactly specified.
The system of circles of latitude and longitude on the globe enable every location on the Earth to be exactly specified.
The first calendars and time-measuring instruments were already used by ancient Eastern civilizations.
The apparent movement of the Sun is caused by the Earth's rotation around its axis.
Place historical events on the time spiral.
Change of light conditions in different seasons. Measuring height using shadows.
A game to practice the use of analog and digital clocks.