| Accidental Science Discoveries (6 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 Inventors & Innovators (5 titles) |
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| A medir! (Measure It!) (6 titles) |
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| Amusement Park Rides (6 titles) |
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| Animal Babies (6 titles) |
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| Animal Behavior (6 titles) |
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| Animal Classes (6 titles) |
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| Animal Eco Influencers (6 titles) |
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| Animal Encyclopedias (4 titles) |
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| Animales Africanos (African Animals) (5 titles) |
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| Animales asiaticos (Asian Animals) (6 titles) |
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| Animales de Australia (Australian Animals) (6 titles) |
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| Animales de la Antartida (Antarctic Animals) (6 titles) |
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| Animales del artico (Arctic Animals) (6 titles) |
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| Animales espeluznantes (Spooky Animals) (6 titles) |
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