Topic outline

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  • GIC (Great Iron Catastrophe) and Planetary Differentiation

  • GIC - Our Hollow Earth - Student Activities File

    Students examine the history of our understanding of the Earth identifying primary and secondary data sources along the way.

  • GIC - Our Hollow Earth - Teacher Notes File
  • Planetary Differentiation – Student Activities File

    Through a series of activites students examine the 'Great Iron Collapse' and planetary differentiation.

  • Planetary Differentiation – Teacher Notes File
  • Learn more about planetary differentiation in this article.

  • GIC & Rock Density - Student Activities File

    Students investigate rock density and how this relates to the structure of our Earth and the types of crust.

  • GIC & Rock Density – Teacher Notes File
  • GIC - Review (Student) File

    Student review using a word sleuth and short answer questions.

  • GIC - Review (Teacher) File