Alpha Omega
History and Geography—Two World Wars
Here's a combination textbook/workbook that examines the conditions in Europe that lead to World War I. Ideal for homeschoolers as well as classroom use.
PBS
Pbs Learning Media: Youth and Education in Afghanistan: Pulitzer Center
Investigate the daily struggle faced by many Afghan students seeking an education, and the danger faced by teachers and schools working to provide these children with an experience many Americans take for granted.