Dirt Bike Crazy (6 titles)
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The World of Dinosaurs (22 titles)
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Cool Careers (6 titles)
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Digging Up the Past (6 titles)
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It's the End of the World! (8 titles)
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Paranormal Mysteries (6 titles)
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Wild About Animals (34 titles)
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Our Favorite Brands (12 titles)
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Ultimate Supercars (29 titles)
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Sports Superstars (18 titles)
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Start Your Engines! (12 titles)
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Action Sports (6 titles)
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Major League Sports (5 titles)
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NFL's Greatest Players (5 titles)
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NFL Rivalries (6 titles)
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Wrestling Superstars (8 titles)
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Animal Tag Teams (6 titles)
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North American Animals (57 titles)
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Space Science (16 titles)
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Country Profiles (78 titles)
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Full Throttle (12 titles)
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Inventions that Changed the World (10 titles)
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Bugged Out! The World's Most Dangerous Bugs (5 titles)
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Animals on the Move (8 titles)
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