Curated OER
Human Embryo Development and Birth Defects
Open this lesson with a discussion on birth defects. Break the class into groups to visit a website and learn about what happens at each stage of human embryo and fetal development. Assign each group a particular birth defect to...
National Institutes of Health
National Institutes of Health: Health Information
The U.S. Department of Health and Human Services provides a comprehensive resource on health issues. Browse hundreds of health topics using the alphabet index or click into health news especially for men, women, seniors, minorities, and...
Other
The Visible Embryo
Discover the development of an embryo. Beginning with fertilization and progressing through each stage in the first trimester and continuing every two weeks for the second and third trimesters. This site is meant for medical students and...
University of Michigan
University of Michigan/human Embryonic Stages
Sample images of Carnegie stages of human embryo throught the first trimester.