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This guide explores how scientists combine approaches from different scientific fields to study ancient locomotion.

Students will use what they know about physics and human range of motion to analyze classmates’ trackways and infer how their classmates made the tracks.

These discussion prompts encourage students to apply their knowledge of experimental design.

Students will answer questions based on the Science News article "Robot re-creates a tetrapod's moves."

This guide covers what scientists have learned from the eruption of Hawaii's Kilauea volcano and the tools used to monitor volcanoes.

Students will review volcano monitoring data and learn how to use it to predict possible volcano behavior.

These discussion prompts explore volcanic explosivity and collapse, the ecosystem and health effects of eruptions and how to keep people safe during natural disasters.

Students will answer questions based on the Science News article "Kilauea curiosities."

This guide reviews the history and development of the periodic table and explores the periodic table as a scientific model.

After watching videos about the periodic table, students will identify general patterns in the table.

These discussion prompts encourage students to think about the principles and purposes of scientific models in all areas of science and engineering.

Students will answer questions based on the Science News article "The periodic table turns 150."