Ranger Michael Raymonds explains why giant sequoias get so giant and how they’ve adapted to the Sierra Mountains.
Science
5th Grade, 6th Grade, 7th Grade, 8th Grade, 9th - 12th Grade
Chris and Gabe Santos explain how you can learn about the Earth's history by learning how to read the rock layers.
Host Michelle Barboza Ramirez asks Chris the tough questions on the relative age of rock layers.
Michelle Barboza Ramierez shares her passion for rocks and teaching the public about geology.
