Bill Nye explains life cycles (growing, reproducing, dying) and shows why they are similar in many different living things.

Teacher's guide also available under Additional info tag. Originally an episode of the television program Bill Nye, the science guy ; Grades 4 and up ; Program in English and Spanish ; "Disney presents."

1 DVD ; Features: fully indexed "chapters" correlated to National Science Standards; interactive glossaries and quizzes; bonus footage of never-before-seen segments, interviews, and demos; on-disk implementation guide.