| Guide to the Trades (8 titles) |
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| Hello, Body! (8 titles) |
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| How Did That Get to My House? (8 titles) |
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| How Did They Build That? (12 titles) |
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| How Does It Fly? (8 titles) |
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| How the Heck Does That Work?! (8 titles) |
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| Information Explorer (26 titles) |
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| Information Explorer Junior (26 titles) |
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| Innovation in Entertainment (10 titles) |
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| Innovation in Medicine (8 titles) |
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| Innovation in Sports (8 titles) |
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| Innovation in Transportation (8 titles) |
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| Innovations from Nature (12 titles) |
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| Invasive Species Science: Tracking and Controlling (8 titles) |
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| Learn About Earth's Systems: Bays (8 titles) |
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| Let's Make Graphs (6 titles) |
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| Lights On! Animals That Glow (6 titles) |
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| Magical Pet Vet (6 titles) |
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| Magical Pet Vet (12 titles) |
New
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| Makers as Innovators (28 titles) |
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