By the way, the book that I discussed in the video is That Wild Country by Mark Kenyon..

Googles.
Ngram Viewer is a search tool that trainees can use to explore using words and names in books published in between 1800 and 2019. The Ngram Viewer reveals users a graph highlighting the very first appearance of a word or name in literature and the frequency with which that word or name appears in literature considering that 1800. The graph is based upon the books and regulars that are indexed in Google Books.

Applications for Education.
As I discussed in the video above, the Ngram Viewer can offer an excellent way to begin a research study activity for students. Have them enter a couple of words then analyze the chart to recognize peaks and valleys in the frequency of the words use. Ask them to try to identify what would have triggered those words to be utilized more or less often at different durations in history.

The Ngram Viewer will let you compare the use of several words or names in one graph. The example that I offer in this video is to compare using the terms “National Parks,” “National Forests,” and “National Forest Service.” By taking a look at the Ngram Viewer for those terms I can see that they start to appear more frequently around 1890, have a lull in the 1940s and 1950s, and after that appear more frequently once again in the 1960s..
Ngram Viewer is based on books indexed in Google Books. That is why listed below every graph produced by Ngram Viewer you will find a list of books about each of your search terms. Those books are organized by date..
A third component of Ngram Viewer to note is that it deals with several languages including English, French, Chinese, German, Italian, Russian, Hebrew, and Spanish..

Ngram Viewer is a search tool that trainees can use to explore the use of words and names in books published in between 1800 and 2019. The Ngram Viewer reveals users a chart highlighting the first appearance of a word or name in literature and the frequency with which that word or name appears in literature given that 1800. The Ngram Viewer will let you compare the use of multiple words or names in one chart.