What Makes up an Ecosystem?
Eighth graders design posters of working ecosystems using pictures from magazines. They label autotrophic, heterotropic, or saprotrophic energy sources, and identify predators and prey.
4 Views 14 Downloads
Ecological Pyramids interdependence, food chains, food webs, trophic levels
Young scientists explore the interdependence of organisms with this simple life science activity. Using the provided template, students create and label tiered pyramids that model the hierarchy of trophic levels in ecosystems.
4th - 8th Science CCSS: Adaptable
Protons, Neutrons, and Electrons
Atomic bombs harness the power in the nucleus of an atom, creating devastating power and damage. Classes review parts of an atom by charging a piece of plastic and holding it near their fingers, discussing what is happening and why....
6th - 8th Science CCSS: Designed
Why Is Biodiversity So Important?
There are millions of plant and animal species on the planet, but why do we need so many? Follow along with this short video as it explains how biodiversity helps strengthen ecosystems, allowing them to adapt to change so that life...
4 mins 6th - 12th Science CCSS: Adaptable
Feedback Loops: How Nature Gets Its Rhythms
Explore the role of feedback loops in maintaining nature's delicate balance with this short science video. Introducing the concepts of positive and negative feedback, multiple examples are presented that explore the intricate web of...
5 mins 7th - 12th Science CCSS: Adaptable