At age three, Newman entered the entertainment industry as she began auditioning for print and television commercials. At an early age, Newman was in a Kraft Cheese commercial which was aired internationally for more than two years. Newman is perhaps best known for her role in the 2006 action comedy Zoom. In the film, she plays Cindy Collins, a six-year-old girl with super strength who is trying to save the world. In the comedy, Newman co-stars with Tim Allen, Courteney Cox, and Chevy Chase. In 2007, Newman was nominated for a Young Artist Award for her role.
Newman has the distinction of being the youngest actor ever to be motion captured for the Robert Zemeckis and Steven Spielberg animated film Monster House, which was released in 2006. In the film, three kids discover the truth behind a creepy and mysterious house. In addition to films, Newman has been seen in two Hannah Montana episodes as a young Miley Stewart, namely Smells Like Teen Sellout, and I Am Hannah, Hear Me Croak. Her latest film is a comedy released in 2008 called Lower Learning with Jason Biggs. In early 2009, Newman landed the main cast in the Disney XD show, Zeke and Luther, portraying Ginger Falcone as the younger sister of Zeke Falcone, a role for which she won a Young Artist Award in 2010, the same year she was in an episode of the sitcom Good Luck Charlie where she played the role of Gabe's crush, Kit. The name of the episode was "Kit and Kaboodle." Newman completed the short film, The Call co-starring Jonathan Morgan Heit. Newman stars in the Nick at Night TV series, "See Dad Run".