1
how machines can do complex things
2
the design and planning of buildings
3
how to design and build machines and buildings
4
the study of how people earn and spend money
5
the science of what things are made of
6
the teaching of children and adults
7
how companies make money
8
how to make people healthier
9
the science of how things aroung us exist and work
10
the study of nature, humans, and animals
11
study of the rules of a country
