Martha Tolles wrote her first book Too Many Boys in 1965. She has written several articles for children namely Not a Cherry Tree, Vacation with Grandma, Pocket Full of Gold and Darci Daniels series that includes the books namely Who's Reading Darci's Diary?, Darci and the Dance Contest, Darci in Cabin Thirteen and Secret Sister. She has also written Katie Hart series that includes Too Many Boys in 1965, Katie and Those Boys in 1974, Katie for President and Katie's Baby-Sitting Job. She is an author of 11 children's books and 30 short stories. She has sold more than 2.3 million copies through Scholastic Publishing. She has recently submitted another middle-grade novel for publishing. She is very proud of her daughter, five sons and 11 grandchildren. Three of her sons are engineers, one is a high tech businessman and the other son passed away.