Mathematics 6 Spanish language 5 Physics 4 Grammar 3 Logic, Symbolic and mathematical 3 Accounting 2 Business mathematics 2 Máis ... Computer science 2 Digital electronics 2 Games in mathematics education 2 Mathematical models 2 Study and teaching (Higher) 2 Thermodynamics 2 Algorithms 1 Capital market 1 Center of mass 1 Chemistry 1 Chemistry, Organic 1 Cognitive learning 1 Communication 1 Computer architecture 1 Computer programs 1 Decision making 1 Differential equations 1 Econometric models 1 Econometrics 1 Economic aspects 1 Educational games 1 Electric machinery 1 Electronic data processing 1 menos ...