Did youknow that chicken causes the greatest risk of food-borne illness. The fourth unit in a six-part series addresses food safety. Scholars research common scenarios of food causing illness through the National Institute for Health....

Students explore the life cycle of living things through the eight lessons of this unit. The butterfly, frog, chicken, and plant are inspected and form the basis of the work done in this unit.

Which came first: the chicken or the egg? One might ask the same question about potential and kinetic energy. Make observations while you watch the video below. Think about what scientific conclusion you could make from your...

[Free Registration/Login may be required to access all resource tools.] Covers the reproduction and development of amphibians.

It's a question that has perplexed everyone from the ancient Greeks to modern scholars. Which came first, the chicken or the egg? Take a crack at this curious conundrum. [3:31]

Are you interested in a science project of hatching chicks? This website is designed to help you study incubation and embryonic development of chicken eggs. Illustrations also show the parts of an egg and the stages of embryonic...

[Free Registration/Login may be required to access all resource tools.] How do birds reproduce? We know that chickens lay eggs. But how do they do that? Learn more about bird reproduction in this learning module produced by CK-12.

Journey with the chicken egg, from formation to hatching, and learn about its embryology.