This site is like KidSpiration, but it is free and easy to use. elements story, create-your-own-topic. Source: Liz Phillips. After a teacher types in the story starter, students log in to write. read, the class decides which direction the story should take. class agrees the story is finished.
Fetal development - month 1. First trimester. At the end of four weeks: Baby is 1/4 inch long. Heart, digestive system, backbone and spinal cord begin to form. Placenta (sometimes called afterbirth) begins to develop. The single fertilized egg is now 10,000 times larger than it was at conception.
Head size. Your infant's head will grow about Â½ inch every month for the first 6 months. His head will grow Â¼ inch per month between 6 months and 1 year of age. His head should measure close to 17 inches around by the time he is 6 months old and 20 inches by 1 year of age.