What started as a single penny could soon become something much bigger for a Vernon teen, possibly even a car.

What difference can saving your pennies make? A lot, it turns out, if you’re doing the penny challenge. This money-saving challenge helps you put aside $667.95 in a year — or $671.61 in a leap year.

I am back with another update on my penny challenge, using nothing but spare change and my cute pink bear bank. Today I stuff ...