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World Book Explains

World Book editors and experts on all topics answer questions posed to World Book by its subscribers in the World Book Explains feature.

Access World Book Explains videos

  1. You can find World Book Explains in the Reference Tools menu on the left side of the home page.
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  2. A categorized list of questions and video answers can be found on the World Book Explains landing page.
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  3. The videos also appear in search results and are embedded in articles.
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  4. Simply click the picture to begin the video. You can also download most videos.
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Search

You can search World Book Explains videos.

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Browse

  1. You can also browse videos by topic.
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  2. Or you can browse by new videos or by looking through our partners.
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Ask a question

Users can also ask World Book a question using the Ask a Question button.

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