| 21st Century Inventions (6 titles) |
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| Abdo Kids Jokes Set 1 (6 titles) |
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| Abdo Kids Jokes Set 2 (6 titles) |
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| Accidental Science Discoveries (6 titles) |
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| Action Sports (6 titles) |
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| African-American History (5 titles) |
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| African Animals (6 titles) |
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| Agriculture in the USA! (6 titles) |
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| Alternative Energy (8 titles) |
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| Amazing Animal Features (6 titles) |
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| Amazing Archaeology (6 titles) |
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| Amazing Art Forms (8 titles) |
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| Amazing Authors (6 titles) |
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| Amazing Inventors & Innovators (5 titles) |
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| Amazing Reptiles (4 titles) |
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| Amazing Young People (8 titles) |
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| ¡A medir! (Measure It!) (6 titles) |
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| Americana (6 titles) |
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| American Citizenship (6 titles) |
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| American Crime Stories (8 titles) |
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