This publication blends the disciplines of geography and economics through 9 activitybased lessons for middle school students.This led to the development in 1912 of the Puritan Sanitary Fountain and, in 1926 , of the Double Bubbler. The Double Bubbler ... The water was clean and safe for people to drink, which reduced the spread of disease. Taylor also developedanbsp;...
|Title||:||Middle School World Geography|
|Author||:||Curt L. Anderson, Bonnie T. Meszaros, Mary Lynn Reiser|
|Publisher||:||Council for Economic Educat - 2004-01-01|