Sundee Tucker Frazier is a full-time mother and children's writer. She worked for InterVarsity Christian Fellowship for ten years, first on campus staff and then as the worship leader with her husband, Matt, for Urbana 2000, InterVarsity's student missions convention. She is the author of Check All That Apply (IVP, 2002) and Brendan Buckley's Universe and Everything in It (Delacorte Press/Random House, 2007).