Learning ResourceSocial StudiesHistoryHistory of the EarthOn this pageHistory of the Earth Learned through Higher-Order Learning Mathematics Learned through Higher-Order LearningLanguage Arts Learned through Higher-Order LearningScience Learned through Higher-Order LearningSocial Studies Learned through Higher-Order LearningEthics Learned through Higher-Order LearningGeopolitics Learned through Higher-Order LearningHistory Learned through Higher-Order LearningHistory of the Universe Learned through Higher-Order LearningHistory of the Earth Learned through Higher-Order Learning (This Page)History of Life Learned through Higher-Order LearningHuman History Learned through Higher-Order LearningComprehensive History Learned through Higher-Order LearningWorld History Learned through Higher-Order LearningJapanese History Learned through Higher-Order LearningMiddle School History Learned through Higher-Order LearningElementary School History Learned through Higher-Order LearningHigher-Order Thinking Learned through Higher-Order LearningEmotional Intelligence Learned through Higher-Order Learning History of the Earth Learned through Higher-Order Learning Earth System History Steven M. Stanley; John A. Luczaj