Wild, brave Tempest wants summer to last forever. Her calm, timid sister, Serena, can't wait for the start of the new school year. On the first day, Tempest decides to skip fourth grade, seek adventure by using magic to sprout wings, and fly away to exotic places. As she waves good-bye, Serena promises to save her sister's seat on the bus. Will Tempest make it home? Can Serena keep her promise? As each sister battles bullies, disasters, and loneliness, they discover they're more alike than they know. The Adventures of Tempest & Serena is that rare mix: a suspenseful yet charming chapter book...