Interactive3:28
Scholastic

Study Jams! Population Growth

6th - 9th Standards
Along came a spider, who sat down beside her. She screamed, but RJ wouldn't smash it because spiders are a limiting factor for other insects in an ecosystem. In this video, other common limiting factors for populations are listed....
Instructional Video3:15
1
1
TED-Ed

Conserving our Spectacular, Vulnerable Coral Reefs

5th - 12th Standards
A three-minute clip covers a new strategy for protecting the coral reefs of Fiji while still allowing fishermen to harvest the fish that people survive on. Connectivity is the name of the game. This colorfully animated resource is a...
Instructional Video5:28
TED-Ed

From the Top of the Food Chain Down: Rewilding Our World

6th - 8th Standards
A eloquent narrative and unique animation expound on the megafauna and megaflora that once dominated the planet and helped keep ecosystems in balance. Is there anything that can be done to undo the damage we've done? The speaker proposes...
Instructional Video4:26
TED-Ed

The Survival of the Sea Turtle

7th - 12th
Sea turtles face a lot of adversity: storms, predators on land and in the sea, and eggs that don't hatch, but the biggest threat to these magnificent and ancient creatures is human activity. From poaching to pollution, from trash to...
Instructional Video1:44
Curated OER

Alala Ð An Endangered Species

4th - 7th
What is an Alala? It is a crow native to the Hawaiian Islands, and it's endangered. Learn about what the Alala eats, when it breeds, and the startling fact that there are only 12 left in the world.