Ma's been working so hard, she doesn't have much left over. So her three kids decide to do some work on their own. In the dark of night, they steal into their rich neighbor's potato fields in hopes of collecting the strays that have been left to rot. They dig flat-bellied in the dirt, hiding from passing cars, and drag a sack of spuds through the frost back home.But in the light, the sad truth is revealed: their bag is full of stones! Ma is upset when she sees what they've done, and makes them set things right. But in a surprise twist, they learned they have helped the farmer.