Electricity for Boys (Esprios Classics)

Bücher

Angebote / Angebote:

Electricity, like every science, presents two phases to the student, one belonging to a theoretical knowledge, and the other which pertains to the practical application of that knowledge. The boy is directly interested in the practical use which he can make of this wonderful phenomenon in nature.It is, in reality, the most successful avenue by which he may obtain the theory, for he learns the abstract more readily from concrete examples.