Layers of The Past
Sixth graders identify methods archaeologists use to date soil layers. They interpret soil profiles and discuss the examination of soil at a dig site. They discuss texture and color of soil.
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Decoding the Past Using Tree Rings
Besides the age of a tree, tree rings can tell scientists all kinds of interesting information. Learners read about tree rings, gaining an understanding of them, and then analyze four to five different tree horizontal slices of a tree...
6th - 8th Science CCSS: Adaptable
Polar Detectives: Using Ice Core Data to Decode Past Climate Mysteries
How does examining an ice core tell us about weather? Learners set up and explore fake ice cores made of sugar, salt, and ash to represent historical snowfall and volcanic eruptions. From their setups, scholars determine what caused the...
6th - 12th Science CCSS: Adaptable
Ocean and Great Lakes Literacy: Principle 2
Young scientists will be swept away by an interesting erosion-centered lesson plan!. The second installment in a seven-part series featuring the Great Lakes and oceans examines how researchers use seafloor sediment to study events of the...
5th - 12th Science