This is a pin of historical fiction books about women who changed history. I think that this would really apply to Martha and motivate her being that she wants to become a police officer. This comes from a trustworthy website.
100 Life Changing Actions to Turn into Habits CONTROL YOUR HABITS, CONTROL YOUR LIFE! Try turning some of these 100 Life Changing Actions into regular habits in your life to become a happier, less stressed and more organized individual.