The document summarizes the key developments that occur for a fetus between 10 to 12 weeks of gestation. It notes physical developments like the eyelids fusing, jaw movement, thumb sucking, heartbeats reaching over 10 million per day, and fingerprints beginning to form. Bones are also hardening and the fetus grows to about 3 inches long and weighs less than an ounce by 12 weeks. The facts provided are cited from the Endowment for Human Development website. A Bible verse from Jeremiah 1:5 is also included that speaks to God knowing and appointing individuals even before birth.