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Strontium Found in Neutron Star Crash
This guide, based on the Science News article “Strontium found in neutron star crash,” asks students to explore how elements are created. An activity from the Digital Library will help students understand the life cycle of stars and how stars produce various elements.
How are elements created?
Students will explore how elements are created — in nature and in the lab — while focusing on the concepts of atomic structure, stability and stellar evolution.
Stellar smashup creates elements
Students will answer questions based on the Science News article “Strontium found in neutron star crash.”

Kuiper Belt Dust May Be Sprinkled in Our Atmosphere
This guide asks students to put astronomical scales in context, think about how scientists study phenomena that are distant in space or time and analyze data.
Dusty data dive
Students will practice analyzing and graphing data using two data tables from a primary research study about space dust.
Measure the universe
These discussion prompts help students think about the scale of the solar system and universe, and how scientists study phenomena that are hard to reach in space or very distant in time.
Rethinking space dust origins
Students will answer questions based on the Science News article "Kuiper belt dust may be sprinkled in our atmosphere."

Earth’s Inner Core is Relatively Young
This guide introduces students to the history and current state of Earth’s magnetic field, the structure of Earth’s interior and concepts related to energy transfer.
Journey to the center of the Earth
After thinking through concepts related to processes in the Earth's core, students will use these prompts to create a diagram of the geodynamo.
Assessing the age of Earth’s core
Students will answer questions based on the Science News article "Earth's inner core is relatively young."

2018 Year in Review
This guide reviews the biggest science stories of 2018, as reported by Science News.
Asking for directions on Mars
Students will learn how to use an interactive online map of Mars and will identify features and make generalizations about Martian geography.