CK-12

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CK-12 provides open-source high quality K-12 learning platform to help teachers provide learning opportunities for students globally. Free access to 5000+ high-quality, customizable educational concepts in multiple modalities (text, videos, quizzes, images etc.) suited to different learning levels will allow teachers, students and others to innovate and experiment with new models of learning. Learn more at: www.ck12.org/teacher

Total lessons: 668

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(11 Ratings)

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87601

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1436
CK-12
Updated: 
Sunday, November 13, 2016 - 7:14pm
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  • 3-5, MS
Students will learn about the makeup of Earth's crust and the two different types: oceanic and continental.
CK-12
Updated: 
Friday, September 2, 2016 - 9:32pm
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  • 3-5, MS
Students will learn about the composition and behavior of the Earth's mantle, which is made of dense, dark, hot minerals.
CK-12
Updated: 
Thursday, January 12, 2017 - 9:43am
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  • Science
  • 3-5, MS
Students will learn about Earth's inner and an outer core, both of which are made of dense metal.
CK-12
Updated: 
Friday, August 5, 2016 - 2:53pm
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  • 3-5, MS
Students will learn about the lithosphere and asthenosphere. The lithosphere is made of the brittle crust and uppermost mantle and lies on the...
CK-12
Updated: 
Friday, August 5, 2016 - 2:53pm
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  • 3-5, MS
Students will learn about the four spheres of Earth: the atmosphere, biosphere, hydrosphere and lithosphere.
CK-12
Updated: 
Thursday, January 12, 2017 - 9:43am
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  • Science
  • 3-5, MS
Students will learn about the mechanical properties of two internal layers of Earth: the lithosphere and asthenosphere.
CK-12
Updated: 
Friday, October 14, 2016 - 5:04pm
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  • 3-5, MS
Students will learn about Wegener’s continental drift hypothesis and his evidence for it.
CK-12
Updated: 
Friday, August 5, 2016 - 2:53pm
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  • 3-5, MS
Students will learn how Wegener's hypothesis of continental drift was refined. It was the lack of a plausible mechanism that kept Wegener's...
CK-12
Updated: 
Friday, August 5, 2016 - 2:53pm
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  • Middle School
Students will learn how magnetic polarity provided more evidence for moving continents. The change in the location of the north magnetic pole, known...
CK-12
Updated: 
Sunday, September 4, 2016 - 11:53pm
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  • Middle School
Students will learn about seafloor features and how scientists map them. The features of the seafloor, like ridges, trenches and mountains, are...