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The Book. Hattie Mae Bramble's school is holding its Halloween costume contest. Her principal encourages everyone to "be original," and Hattie accepts the challenge. So what could go wrong? Follow this self-assured farm girl as she shares her country perspective. Some folks want to trample Hattie's creativity. Will she let them?

Come along as Hattie faces a tough and confusing decision. It all begins as Hattie's fifth grade teacher, Mrs. Brimwood, announces the grade school costume contest in Hattie's classroom...

Hattie Mae's Halloween is a short,...

Pneumonia is mainly caused by bacteria called Streptococcus Pneumoniae. It is one of the leading causes of mortality among children in the developing countries claiming about 1.9 million lives per year. Deaths due to pneumonia can occur within 3 days of illness and any delay of treatment may not save live. Hence prompt and effective control measures for the disease is needed. Integrating mathematical modeling in epidemiological research is important in studying dynamics and identifying effective control measures. We developed mathematical models by applying the theory of ordinary differential...