11 students standing on the lawn with rakes and full garbage bags.
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Nikhil Johnsonby CSO Nikhil Johnson, Northern High School, Phoenix

Hello! My name is... Read more

Science News Stories. Get the Scoop!
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Doerksen at the 2022 SciTech FestivalI have been a Chief Science Officer for seven years. I... Read more

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Stem Rocks header. Start your Rock Collection in an egg carton.
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Did you know each rock layer of the Grand Canyon has a story to tell?

Preserved within each layer are clues and fossils provide a snapshot of past plant and animal life; sand, mud, and other sediments in the rock tell of ancient rivers, beaches, swamps and sand dunes; sparkly crystals... Read more