| How Pets Changed the World |
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| How Plastic Changed the World |
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| How Pokémon GO Was Made |
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| How Roberta Vinci Stunned Serena |
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| How Roblox Was Made |
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| How's the Weather in Summer? |
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1.1 |
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| How's the Weather in Winter? |
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1.2 |
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| How the Heck Does That Work?! (8 titles) |
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| How the World Celebrates (6 titles) |
New
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| How the World Worships (7 titles) |
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| How to Be a Disability Advocate and Ally |
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| Humane Society |
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4.8 |
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| Human Geography |
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| Human Service |
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6.0 |
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| Humpback Whale Migration |
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3.9 |
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| Hunted by Predators Hacks |
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| Hurricane Katrina and America's Response |
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| I Burp |
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4.0 |
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| I Can Be a Book Author |
New!
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| I Can Be a Copywriter |
New!
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