There are a lot of things that you might choose to teach your kids at an early age. You might, for example, really want to get them learning a second language as quickly as possible, not least of all because this apparently makes it easier for them to learn other languages down the line. Or, maybe you’d like to get them playing an instrument, or help them to explore their artistic side through pottery, painting, and assorted arts and crafts. One thing that you really should consider teaching your kids at the earliest possible age, however, is swimming. Despite what…