Sixth graders investigate how fossils are formed. They analyze a photo of the Grand Canyon, and create a fossil cast and mold using plaster of paris and shells.
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New Review MinuteEarth: The Story of Our Planet
Planet Earth has come a long way from its dramatic beginnings. How long did all of these changes take? Science sleuths unravel the often-tangled timeline of our progress from single-celled sea creatures to world-traveling homo sapiens in...
3 mins 6th - 12th Science CCSS: Adaptable
Where Did Earth's Water Come From?
It's commonly known that over 70 percent of of the earth's surface is covered by water, but exactly where did it all come from? Join this short video as it travels back to the beginning of the universe in search of the origins of this...
4 mins 6th - 12th Science CCSS: Adaptable