Jamesway Incubator company as a very nice poster showing the hens ovaries, fertile and non-fertile germinal spots and daily embryonic development.
A PDF copy of the leaders manual Phillip Clauer developed while at Virginia Tech. Contains a good bit of useful content material for the teacher.
Brings the farm to the classroom. Visit a commercial breeding farm and Hatchery and let the youth enjoy this interactive learning tool.
Designed by University of Illinois Extension to provide elementary and high school teachers with knowledge of the chicken's egg, its importance to man, and its role in reproduction of the species. Suggestions on how to use classroom incubation and embryonic development projects to enhance programs in science, language arts, mathematics, social studies, and art will be offered. Very good information, nicely presented.
University of Illinois Urbana Champaign has some good material on embryology in the classroom and building your own incubators. Well put together site with good information.
Egg structure, Embryo Anatomy, and Oviduct Anatomy
publication discusses the formation of the egg and the avian embryo
Time-lapse sequences of the growing embryos by PBS
Well done fact sheet with plenty of graphics and help troubleshooting a hatching problem. University of California, Davis.
University of Nebraska-Lincoln extension in Lancaster County. Nice site with a Web Cam for each hatching season.
Fun and interesting links for educational materials on agriculture, poultry and eggs.