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Amtrak small.jpg Animal Groups, pp 148-152.cmap Changes, pp 138-139.cmap Changes, pp 242-248.cmap Changes plus resources.cmap Climate change.url Creative leadership, pp 271-275.cmap Early Life on Earth, pp 170-178.cmap Electricity, pp 216-224.cmap Energy Resources, pp 253-270.cmap Erosion.jpg Forces, pp 196-216.cmap Heat and Light Energy, pp 255-260.cmap History of clocks.url Liquid water, pp 84-89.cmap Lithosphere, pp 57-70.cmap Living Things, pp 140-147.cmap LP262Image14.jpg Measurement, pp 6-38.cmap Measuring Area and Volume, pp 39-43.cmap Mesozoic Life, pp178-184.cmap Minerals, pp 49-56.cmap Motion of objects, pp 226-238.cmap mountain erosion.jpg Pendulum clocks.url Planet Earth, pp 46-48.cmap Properties of air, 90-94.cmap small erosion.jpg Sound, pp 249-254.cmap Survival pp 153-159.cmap Temps over time sm.jpg Water and water cycle, pp 72-80.cmap Water properties, pp 81-83.cmap Weather, pp 98-111.cmap Weather forecasting, pp 123-134.cmap Wind and rain, pp 113-122.cmap Work, pp 236-238.cmap