It is sometimes easier to illustrate an abstract concept by analogy with something concrete.
The whole concept of democracy, she claimed, was utterly foreign to the present government.
Many voters are staunch anti-federalists, opposed to the concept of regional government.
Students in a small group can learn from others' explanations of tasks, concepts, and larger ideas and from others' strengths as thinkers and information searchers.
The math student teachers discovered the importance of drawing from current events to ground mathematical concepts.
The power of vector algebra comes from its ability to scale - the concepts, equations and theorems move seamlessly (usually identically) to higher dimensions.
