Curated OER
Evidence of Evolution by Natural Selection
Walk your junior biologists through the evidence that supports evolution. The fossil record, anatomical record, and molecular record are explained and supported by colorful graphs and pictures. Extensive notes are provided for some of...
Curated OER
Middle and Recent Earth History
In this middle and recent Earth history learning exercise, students are given 20 statements about the changes in the Earth and life on Earth and they determine if they are true or false. If the statements are false, students change the...
Curated OER
Understanding Evolution: Homology and Analogy
In this understanding evolution worksheet, 9th graders define homology and analogy. Students compare and contrast similar structures in several given species.
Curated OER
Reproductive Processes Concept Map
In this biology learning exercise, learners complete a concept map on reproductive processes using the list of words provided. They write the correct answers to 7 blanks in the concept map.