Agriculture in the Classroom
Roll of the Genes
Animal reproduction in sheep and cattle is explored with the help of Punnet squares. Scholars employ tools using probability to conclude the color of wool a sheep's offspring will have. Acting as animal geneticists, pupils then take...
Library of Congress
Loc: America's Story: The World's 1st Hydroelectric Plant
This three-page article explores the operation of the first hydroelectric power plant and the spread of renewable energy in the United States.