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scientific symbols
Standardized signs that have been adopted by convention to simplify the writing of numbers, formulas and equations used in science and technology.

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international system of units
Decimal system established by the 11th General Conference on Weights and Measures (GCWM) in 1960 and used by many countries.

biology image

The scientific study of living organisms (humans, animals and plants) from the point of view of their structure and how they function and reproduce.

geometry image

Mathematical discipline that studies the relations between points, straight lines, curves, surfaces and volumes.

mathematics image

The science that uses deductive reasoning to study the properties of abstract entities such as numbers, space and functions and the relations between them.

geometrical shapes image

geometrical shapes
Drawings that represent various geometric forms such as straight lines, circles and polygons.