HEATKEYS

From Britannica, explore the most trusted online kids encyclopedia for homework help and general knowledge information on a variety of subjects like science, history, the arts, math, etc.

The National Library of Medicine (NLM), on the campus of NIH in Bethesda, Maryland, is the world

Infoplease.com, a free, authoritative, and respected reference for Internet users, provides a comprehensive encyclopedia, almanac, atlas, dictionary, and thesaurus. Infoplease.com contains facts on all subjects including sports, entertainment, techno...

BioKIDS - Kids

Definition of word from the Merriam-Webster Online Dictionary with audio pronunciations, thesaurus, Word of the Day, and word games.

The World Book Store has the encyclopedia, dictionary, atlas, homework help, study aids, and curriculum guides. World Book is publisher of the World Book Encyclopedia.

Online Dictionary - Multiple dictionaries including: English dictionary, medical dictionary, legal dictionary, financial dictionary, computer dictionary, thesaurus, dictionary of acronyms and abbreviations, dictionary of idioms, thesaurus, Columbia e...

Encyclopedia.com – Online dictionary and encyclopedia with pictures, facts, and videos. Get information and homework help with millions of articles in our FREE, online library.

HealthCentral.com is one of the most trusted sources of medical information and up to date news and contains a doctor-approved health encyclopedia of diseases and conditions, the ability to find symptoms and treatments. Also drug information with sid...