Science Buddies
Science Buddies: Eggs and Hen's Diet: Can You Get Bigger Eggs for Peanuts?
The goal of this project is to determine whether feeding chickens a dietary supplement of peanuts will result in larger and heavier eggs. If peanuts do increase egg size, a secondary goal will be to determine the optimal amount of peanut...
PBS
Pbs: Parenthood (Birds)
This article from the companion site to "The Life of Birds" by PBS is full of examples of parenting birds. There is astonishing variety in nest building, offspring rearing, care, and even manipulation and deceit.
Pennsylvania State University
Penn State University: Embryology in the Classroom
Come and learn more about how to incorporate embryology into your classroom. This site features tons of information about the embryology of chickens.
Other
Kiddy House: All About Chickens for Kids and Teachers
This comprehensive resource features everything you want to know about chickens. Students and teachers will "cluck" when they explore this site.
Michigan Reach Out
Egg Fun
This site provides an observation lesson plan using eggs. Students will be able to determine sizes of eggs, how they roll, and if the shell has holes.