In an impolite world, kids should learn to mind their manners early on. That’s where etiquette guru Elise McVeigh comes in. By the end of her weeklong summer camps, your kids will be using pleases and thank-yous, and delighting you with their decorum. Appropriate for ages 3 to 11, the curriculum covers meeting and greeting, table manners, how to set a table, how to politely receive gifts, and more. Weeklong camps start at $195. Check website for locations.