Book Description
for Stone Wall Secrets by Kristine Thorson, Robert Thorson, and Gustav Moore
From the Publisher
What can the rocks in old stone walls tell us about how the earth's crust was shaped, melted by volcanoes, carved by glaciers, and worn by weather? As Adam and his grandfather work together to repair the family farm's old stone walls, Adam learns how the everyday landscape provides intriguing clues to the past.
Publisher description retrieved from Google Books.