Yahoo! Education Reference

Yahoo! Education Reference
http://education.yahoo.com/reference/

"Yahoo! Education offers a handy selection of searchable reference materials to help you find the information you need.

Look up the definition of a word in the Dictionary, find its synonym in the Thesaurus, or translate it into Spanish.

Search for facts and information in the Encyclopedia, find country and regional maps and flags in the World Factbook, and much more."

The reference tools listed on the page includes:

The American Heritage® Dictionary, Fourth Edition

The American Heritage® Spanish Dictionary, Second Edition

Roget's II: The New Thesaurus

Columbia Encyclopedia

Columbia World of Quotations

etc...

Infoplease: Homework Center

Infoplease is the world's largest free reference site. Access to Encyclopedia, Dictionary, Almanacs, and Homework Help on English, math, history, geography, science, and social studies are organized in systematic way.

For students who need Homework Help on English, math, history, geography, science, and social studies, just go to:

Infoplease: Homework Center

I like the language help and you may find other sections useful!

Amazing way to do multiplication 神奇的乘法

Smarter way to do multiplication 必學算術小技巧