| Simple Machines (6 titles) |
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| Sky Lights (6 titles) |
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| Slavery in America (4 titles) |
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| Slithering Snakes (6 titles) |
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| Smartest Animals (6 titles) |
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| Snakes (6 titles) |
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| Sneakerheads (6 titles) |
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| Soccer Biographies (6 titles) |
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| Social Media Sensations (8 titles) |
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| South American Animals (AK) (6 titles) |
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| Space Crusaders (6 titles) |
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| Space Objects (6 titles) |
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| Space Technology (6 titles) |
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| Special Reports Set 1 (8 titles) |
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| Special Reports Set 2 (8 titles) |
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| Special Reports Set 3 (8 titles) |
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| Special Reports Set 4 (8 titles) |
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| Special Reports Set 5 (2 titles) |
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| Special Reports Set 6 (8 titles) |
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| Special Reports Set 7 (2 titles) |
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