| Who Would Win? (20 titles) |
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| Wide World & Sports Preview Bundle (46 titles) |
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| Wilderness Adventures (6 titles) |
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| Wild STEM (6 titles) |
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| Wild Weather (6 titles) |
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| Wild West (7 titles) |
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| Wolverine: First Class Set 1 (1 title) |
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| Wolverine: First Class Set 2 (5 titles) |
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| Women in Sports (6 titles) |
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| Working Animals (6 titles) |
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| World Explorers (6 titles) |
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| World of Reading Level 1 Set 6 (12 titles) |
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| World of Reading Level 2 Set 3 (6 titles) |
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| World of Reading Level 3 (6 titles) |
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| World Religions (6 titles) |
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| World's Greatest Soccer Players (8 titles) |
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| World's Weirdest Animals (5 titles) |
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| World War I (6 titles) |
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| Wrestling Biographies Set 1 (6 titles) |
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| Wrestling Biographies Set 2 (6 titles) |
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