Every August, a familiar scene plays out in homes across India: a child unwraps a rakhi, gets a hug from an uncle or an older cousin, and ends up holding a crisp note or two they didn't have that morning. Rakhi money for kids is one of those small annual windfalls that most parents either ignore completely or quietly pocket "for safekeeping" — and both approaches miss a genuinely useful teaching moment hiding in plain sight. Unlike a weekly allowance, festival money arrives i