Jane Yolen
Jane Hyatt Yolen (born 1939) is an American author and editor of almost 300 books.
As a young witch, Isabel is a compete flop. She can turn a snake into a chocolate cake, but she can't do anything the least bit scary. With her blue eyes and curly blond hair, Isabel couldn't even look like a witch. And she isn't looking forward to the witches' Halloween convention where she is expected to cast terrible spells. How Isabel brews up a surprise and wins a blue ribbon in the process is a hilarious tale sure to bewitch all young readers.