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These discussion prompts cover the basics of radioactive decay and carbon-14 dating, as well as concepts related to climate change.

Students will search the Science News archive for stories related to frozen mosses, radioactive carbon-14 dating and global warming.

Students will answer questions about how scientists measure the age of newly thawed mosses in the Arctic, and the implications of those scientists' findings.

This guide describes how origami robots can perform various tasks while being driven by a solenoid, and then asks students to make their own simple solenoids.

These discussion prompts cover topics related to materials science, magnetism, and biological adaptation and self-assembly.

Through the SN 10: Scientists to Watch list, this guide explores what it means to be a scientist and focuses on the plant-related work of two particular scientists on the list.

These discussion prompts cover chloropasts, chlorophyll, photosynthesis and related reactions, and solar cells.

Students will search the Science News archive for stories about photosynthesis and plant roots.

These questions focus on articles about two of the 2017 SN 10: Scientists to Watch. The scientists are studying how plant roots seek water and developing artificial photosynthesis.

This guide focuses on the connections between genes and the immune response. Students will explore flu vaccines, how they are made and how the body responds to them.

Students will explore public data and information to learn more about how a flu vaccine is made and how the body responds to it.

These discussion prompts focus on gene activity and analysis, the immune system and how vaccines work.