Winter in Goldtown, California, is rarely harsh. But this year snow covers the whole area. No one can get out to pan for gold in the icy creek for weeks on end. Then the weather turns warmer and flooding threatens to wash away the town's tents--including the Coulters' tent There's never been a winter like this in all Jem's eight years. After the flooding, a new storm dumps two feet of snow on Goldtown, and it doesn't look like it's going to...