HEATKEYS

The largest dictionary of idioms and phrases currently in use in British, American and Australian English. Over 12,000 phrases and expressions.

Watch full episodes of your favorite PBS shows, explore music and the arts, find in-depth news analysis, and more. Home to Antiques Roadshow, Frontline, NOVA, PBS Newshour, Masterpiece and many others.

Online source for the latest business and financial news and analysis. Covering personal finance, lifestyle, technology and stock markets. Providing business analysis, advice, commentary, tools and investing tips from Forbes and affiliated publicatio...

Need help with an assignment? eNotes offers a large resource of study guides, lesson plans, literary criticism, and a vibrant community of knowledgeable teachers and students in our discussi...

eduweb is an award-winning developer of digital learning games and multimedia interactives. We create immersive, interactive, and in-depth adventures about art, science, history and technology.

HowStuffWorks Science has explanations and colorful illustrations related to earth science, life science, and other wonders of the physical world.

Nature - the world

The authoritative Collins dictionaries now available online. Search amongst hundreds of thousands of words and expressions in Spanish, French, German, Italian, Chinese, Portuguese, Russian and synonyms dictionaries.