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Students will discuss nutrient cycling and conservation of matter, and how these concepts can be observed in an ecosystem.

Students will answer questions about the online Science News article “Baleen whales eat (and poop) a lot more than we realized,” which details scientists’ efforts to accurately estimate how much certain whale species eat and what that means for ecosystems. A version of the article, “Whales eat more than we thought,” appears in the December 4, 2021 issue of Science News.

In this guide, students will learn about scientists’ quest to solve mysterious bird deaths, discuss how invasive species affect ecosystems and research an invasive species in their region.

Students will define invasive species and discuss how certain species affect ecosystems and human society. Then, students will research invasive species in their region and devise an invasiveness rating scale.

Students will answer questions about the online Science News article “A toxin behind mysterious eagle die-offs may have finally been found,” which explores scientists’ quest to ID a suspect in mass bird deaths. A version of the story, “Elusive killer in eagle die-offs ID’d,” appears in the April 24, 2021 issue of Science News.

Students will learn about the ecological niche concept, conduct online surveys of vascular plants found in a biodiverse region of South Africa, conduct field surveys of vascular plants found in a local ecosystem and present a poster describing the ecological niche for a vascular plant of their choice.

When it comes to fighting global warming, it’s hard to know where to start. How can individuals make meaningful contributions to this effort? This activity, designed for in-class or at-home learning, encourages students to find ways they can reduce their own carbon footprints, as well as help others work toward the same goal.

In this guide, students will learn about bacterial communities on the human tongue and use existing knowledge of interspecific interactions to create metaphors about relationships in the students’ own communities. In an activity, students will practice note-taking and summarizing skills.

Students will use their knowledge of interspecific interactions to explore bacterial communities on human tongue cells. Then, students will apply those concepts to create metaphors for relationships in their own community.

These discussion prompts encourage students to discuss and compare the work and background of two SN 10 scientists to explore the varied paths to becoming a successful researcher.

This guide encourages students to assess their own views on insect eating, to explore the nutritional value of insects and to consider the challenges of insect farming.

Students will answer questions based on the Science News article "Down on the (cricket) farm."