Get lessons, activities, readers, videos, and more.

Search here: Grade(s):   K-2     3-5     6-8     9-12     13-16       Spanish        Topics: Any topicAdaptationArtificial SelectionClassification/PhylogeneticsEvidence for EvolutionGenetic VariationGeologic TimeHistory of LifeNatural SelectionNature of ScienceRelevanceSpeciation

Keyword(s):    Types: Any typeAnnotated journal articleArticleAssessmentCase studyClassroom activityComicEvo Connection slide setEvo in the News articleInteractiveInterview with ScientistLab activityOnline activity or labPosterResearch profileSlide setTutorialVideoVideo Lecture      Sort by: TitleAudienceResource type       To search for teaching materials that address particular concepts in our conceptual framework, visit the teachers' lounge for your grade level: K-2, 3-5, 6-8, 9-12, or undergraduate.

FOUND 1 RESOURCES:

Studying Living Organisms: Estimation of Population Growth by Counting Offspring: Seed Multiplication This simple activity allows students to discover or reason through a portion of Darwin's theory of natural selection. Students use seeds from common fruits (e.g. apple seeds) to hypothesize/calculate the reproductive rate of a population, realize that such large populations do not exist, and conclude that organisms face a constant struggle to survive.

Audience:  13-16 Source:  Access Excellence Resource type:  Classroom activity