Curated OER
The Hidden World
Young scholars examine dust mites and other allergens. In this dust lesson students complete a lab activity on dust mites.
Smithsonian Institution
Smithsonian National Zoo: Zoogoer Magazine: Trekking the Treetops
Terry Dunn's article, "Trekking the Treetops," focuses on the range of plant and animal life to be found in the canopies of the forests. The article centers on the canopy of tropical rainforests.