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Would recommend for all age groups who enjoy educational programs.
Very good program, presenting various theories and facts relating to the formation of the valley, and why this granite is often so resistant to erosion.
In fact, comparing them with those that I ordered from National Geographic website, the quality of the content of these 2 sets are much better.
Perfect for supplementing my science program. The filming,narration,and graphics are wonderful. I like how they keep reviewing the important facts as they go along which allows for... Read morePublished 3 months ago by Merlinsaunt
I bought this for my daughter...she has a cabin up at pine mt. lake..
she hikes at Yosemite often..
I wanted her to see how Yosemite was formed... Read more
My husband, a geologist, saw this on TV and requested for Christmas. He may not agree with every detail but that's part of the fun of watching with him. Read morePublished 8 months ago by BSR
I selected this rating as a consequence of my personal interpretation
about the contents. It is a real and extraordinary work that provides
en excellent explanation about... Read more
Very prompt! Got it just before I needed it. I teach Geography and it holds their attention while they learn!Published 9 months ago by Elaine Childers
Dramatic visual explanation of places and geological processes clearly presented for all ages. A must for earth science classes to augment instruction and text books. Read morePublished 9 months ago by Clark Petersen