Curated OER
Trait Variations for Survival
Young learners examine how different traits could give one organism an advantage over another. In groups, they view two different organisms in different environments. To end the lesson, they complete a Venn Diagram on the two organisms...
Curated OER
Geology
Fourth graders devise a workable inch-to-inch scale for a geologic timeline sequencing the eras covered in the unit. They hypothesize from descriptions of dinosaur fossil evidence.