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Pyramids of Giza

ARTICLES
Ancient Egypt
Battle of Kadesh
Rosetta Stone
Hieroglyphics
Pyramids

RESEARCH GUIDE
Ancient Egypt

HISTORICAL MAPS
Ancient Egypt: Three periods
Battle of Kadesh
Pyramids of Giza

TABLES
Important dates in ancient Egypt's history

TIMELINES
History of Ancient Egypt
Advances in Archaeology

SPECIAL REPORTS
Medical Tales from the Crypt

QUESTIONS
1. Why did the ancient Greek historian Herodotus call Egypt "the gift of the Nile"?
2. What were some achievements of the ancient Egyptians?
3. Why did the ancient Egyptians make mummies?
4. What was the Amarna Revolution?
5. Why did the Egyptians build pyramids?
6. What discovery led to the deciphering of the ancient Egyptian hieroglyphics in modern times?
7. When did ancient Egypt reach the height of its power?
8. What did the ancient Egyptians call their country? Why?
9. From where does our knowledge of ancient Egypt come?
10. What was the chief industry in ancient Egypt?

The Aztec believed the Pyramid of the Sun at Teotihuacán in Mexico was built by a long lost race of giants. Teotihuacán served as an important religious center in the Aztec empire.

Forbidden City at night
The Forbidden City is a historic walled area of Beijing, China. In addition to residences where emperors of the Ming (1368-1644) and Qing (1644-1912) dynasties once lived, the area has dozens of courtyards, palaces, temples, and gardens. Today, the Forbidden City's buildings are preserved as the Palace Museum.

E = mc-squared is a formula developed by the physicist Albert Einstein that relates mass and energy.

ARTICLES
Environment Pollution
Ocean Pollution
Water Pollution
Air Pollution
Light Pollution

RESEARCH GUIDE
Environmental pollution

eBOOKS (subscribers only)
Pollution

PICTURES
Air pollution
Ocean pollution
Water pollution
How water pollution occurs
Pollution from solid waste

VIDEOS
How polluted are the oceans?
Why are so many rivers polluted?
Paper recycling
Aluminium recycling

WORKSHEETS
Environmental Pollution

QUESTIONS
1. How can consumers encourage manufacturers to produce less-polluting products?
2. What causes most air pollution?
3. What natural processes cleanse water systems?
4. How does the desire for convenience contribute to environmental pollution?
5. What are some ways governments work to control pollution?
6. Why is solid waste difficult to eliminate?
7. How does population growth contribute to environmental pollution?
8. How does population growth contribute to environmental pollution?
9. What are the hazards and benefits of ozone in the atmosphere?
10. How can businesses help reduce pollution?

Mao Zedong led the long struggle that made China a Communist nation in 1949.

The Russian Revolution of 1917 was a series of rebellions that swept away Russia's monarchy and laid the foundation for the Communist Soviet Union. V. I. Lenin would rule Russia as a dictator until his death.

Battle of the Somme, 1916
British troops go "over the top" during the Battle of the Somme in northern France. The battle took place during the summer and autumn of 1916. It was one of the longest and bloodiest campaigns of World War I (1914-1918).

ARTICLES
D-Day in World War II
Battle of Normandy

HISTORICAL MAPS
World War II: Normandy invasion area
World War II: Normandy invasion detail

PRIMARY SOURCE DOCUMENTS
• D-Day Order of the Day

TEACHING WITH DOCUMENTS
D-day Message from General Eisenhower to General Marshall (1944)

eBOOKS (subscribers only)
World War II Europe

PICTURES
Hitting the beaches on D-Day

VIDEOS
Invasion of France
How was D-Day conceived?
Why was D-Day so important?
What would have happened if D-Day had failed?

BACK IN TIME
Article written during the year in which the events took place and reflects the style and thinking of that time.
World War II (1944)