It's a classification sensation! Demystify why we classify using an inquiry activity that helps your class sort things out. Groups begin by classifying a variety of shoes before they research organisms and design their own dichotomous...

Learners are introduced to Gaia theory of natural homeostasis. They graph Earth's temperatures over time, construct terrariums or monitor the outdoor environment. Related videos titles are suggested, but may be outdated. The objectives...

Students examine microscopic life by conducting a scientific investigation. In this cell analysis instructional activity, students define the prokaryotic and eukaryotic cells and discuss their word origins. Students view each type of...

Students examine the major events that have taken place in the Earth's development.  In this Earth lesson students view a video and put major events in chronological order. 

Ninth graders use online tutorials, class discussion, presentations and scientific articles to explore types of cells along with cell structure, function and behavior. They explore ethical questions related to cells and disease.

Students study chloroplasts, their structure and evolution.  In this photosynthesis lesson students experiment with polarized light and the production of chlorophyll.