| Endangered Animals (12 titles) |
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| Engineering that Made America (8 titles) |
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| English Grammar (12 titles) |
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| Events That Changed America (8 titles) |
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| Everyday Heroes (12 titles) |
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| Explaining How Things Work (10 titles) |
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| Exploring Dinosaurs (12 titles) |
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| Exploring Trade Jobs (12 titles) |
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| Eyewitness to World War I (8 titles) |
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| Eyewitness to World War II (8 titles) |
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| Fascinating Facts (12 titles) |
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| Favorite Baseball Teams (8 titles) |
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| Favorite Basketball Teams (8 titles) |
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| Fighting for Freedom (8 titles) |
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| First Responders On the Scene (8 titles) |
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| Forces of Nature (8 titles) |
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| Foreign Language Basics (12 titles) |
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| Geography of the World (12 titles) |
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| Geology Rocks! (8 titles) |
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| Great Escapes in History (8 titles) |
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| Great Races (8 titles) |
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| Greek Gods and Goddesses (12 titles) |
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| Gross Jobs (8 titles) |
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| Gross-Out Books (8 titles) |
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