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Secrets in the Salt: Trapped in Salt

Source: NOVA scienceNOW: NOVA scienceNOW Slideshow

Examine photos documenting the oldest organic material found on Earth preserved in salt crystals formed a quarter billion years ago. Listen as Jack Griffith describes the processes that led to the discovery of this ancient cellulose. Details »

Secrets in the Salt

Source: NOVA scienceNOW: NOVA scienceNOW Video

Discover remnants of the Permian time period in the form of an ancient salt formation far below the surface of the New Mexican Desert. Explore the possibility of prehistoric life captured within these salt crystals. Details »

lessons on seasons

Posted in Science & Tech | Last reply by syme on 10/27/09 syme

Thanks for this resource. It has been very helpful. more »

New Teacher

Posted in Science & Tech | Last reply by PBS Teachers on 10/20/09 PBS Teachers

You can link to Sid the Science Kid videos http://pbskids.org/sid/videoplayer.html?growingplants and http://pbskids.org/sid/videoplayer.html?youlookdifferent. more »

Science can engage and encourage students to think critically and logically. In this course, you will learn to integrate technology into the classroom to encourage students to ask questions, collaborate with others, and explore and evaluate data. Discover software and Web activities designed to help your students organize and consolidate their thinking and analyze ideas clearly.

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