National Science Teachers Association
Hop into Action
Young scientists find out what makes amphibians such unique and interesting animals in this simple life science lesson. After looking at pictures and discussing the characteristics of amphibians, learners complete a series...
Kenan Fellows
Determining Stream Health by the Diversity and Types of Benthic Organisms
How diverse are the benthic organisms found in local streams? Using the information learned in previous lessons on identification of macroinvertebrates and on calculating stream index values, groups determine the health of local...
Curated OER
Immune System Alive
Students examine the function of the immune system. They read and discuss text, complete a K-W-L chart, sequence photos of white blood cells encountering bacteria, develop an outline, and write an essay.