You might think it’s great that your rug rat is able to babble on in Spanish using a few words picked up from Sesame Street, but did you know you’re helping to raise a smarter child because of it? It’s true. Recent research has shown that bilingual abilities are indications of smarter, more whole-brain development. So, the next time you go out for meal, ask your kid to order for the family. In Swahili.