Vocabulary Development Websites

Fabulous Math Dictionary for Grades K-6 (Harcourt School Publishers)

Fabulous Math Dictionary for Kids (A Maths Dictionary for Kids)

Harcourt Brace--Science Glossary

Rock Glossary

Enchanted Learning Dictionary

Longman Dictionary of Contemporary English

Word Focus--Learning about Greek and Latin Roots

Fact Monster

Word Central

Answers.Com

Heinle's Newbury House Dictionary of American English

Merriam-Webster Online Dictionary and Thesaurus

Dictionary.com -- Dictionary, Thesaurus, Encyclopedia

Your Dictionary.com -- Dictionary and Thesaurus

Cambridge Dictionaries Online

One Look Dictionary Search

Dr. Goodword's Alpha Dictionary.com

The Free Dictionary.com --legal, medical, and other dictionaries.

Webopedia -- Learn Meanings of Computer/Technology Terms

Just for Fun--Science Hangman Activities

Clipart Sites