| Arctic Animals (6 titles) |
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| Asian Animals (AK) (6 titles) |
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| Australian Animals (6 titles) |
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| Aves estatales (State Birds) (6 titles) |
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| Awesome Animal Powers (8 titles) |
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| Awesome Birds (6 titles) |
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| Baby Animals (6 titles) |
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| Baby Animals Set 1 (6 titles) |
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| Baby Farm Animals (8 titles) |
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| Back from Near Extinction (8 titles) |
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| Backyard Animals (5 titles) |
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| Backyard Animals (6 titles) |
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| Beautiful Biomes (6 titles) |
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| Beginning Science: Ecology (6 titles) |
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| Big Buddy Cats (8 titles) |
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| Big Buddy Dogs (8 titles) |
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| Big Cats (6 titles) |
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| Big Cats (6 titles) |
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| Caballos (Horses Set 1) (4 titles) |
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| Caballos (Horses Set 2) (6 titles) |
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