Math is hard, but doesn't have to be unpleasant. This happy little math lesson features a Bob Ross-style mini-lecture on logarithms.

Mathematicians use the logarithm to express the inverse function of exponentiation. That is, the logarithm of a given number p is the exponent to ...

A student does not quite understand exponents yet? Too bad; it’s time to move on to logarithms—even though it is impossible to learn logarithms without proficiency in exponents.

But if the practical man becomes inquisitive as to the methods by which his tables have been computed for him, or if he has to learn the use of logarithms in integration, the mathematician takes ...