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Teachers on the Web: A Maths Dictionary for Kids
On this site from Aussie School House Teachers on the Web, an Australian K-6 teacher defines and illustrates more than 500 mathematical terms. It is a wonderful dictionary featuring clear and often interactive graphics, great colors, and...
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Visuwords: Visuwords Online Graphical Dictionary and Thesaurus
Visuwords is an online graphical dictionary which you must see to believe! It is highly interactive and allows you to create diagrams, to drag and drop, pass over words to see their meanings, and much much more. It can be as easy or as...
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Dictionary.com
Dictionary.Com is an online dictionary. It provides definitions, syllabication, pronunciation, word origin, and part of speech. It also provides a word of the day, word games, and much more.
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Wordsmyth: The Educational Dictionary Thesaurus
This site not only is a dictionary and a thesaurus, but it also has brain teasers and games.
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Kids Wordsmyth: Free Online Dictionary
This is an interactive dictionary for kids. Students click on one of the 10 topics and find a list of related keywords; click on a keyword for its definition.