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Martha Freeman

Martha Freeman worked as a reporter and teacher before becoming a full-time writer of books for young readers, including the Edgar Award--nominated Zap! , The Secret Cookie Club series, Who Stole Halloween? , and Effie Starr Zook Has One More Question , which School Library Journal called "accessible and exciting" in a starred review. She also collaborated with NASA astronaut Mark Kelly on the Astrotwins books. Martha lives in Colorado. Learn more at