River Adventures (6 titles)
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River Monsters (6 titles)
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Robot World (4 titles)
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Rockin' Earth! (6 titles)
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Rocks and Minerals (6 titles)
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Save Our Earth! Climate Action Explained (6 titles)
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New! Fall 2025 |
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Saving Animals from the Brink (6 titles)
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Scary Places (9 titles⁎)
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Scary States (of Mind) Complete Set (20 titles)
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Scary States (of Mind) Set One (10 titles)
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Scary States (of Mind) Set Two (10 titles)
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Science Behind the Colors (12 titles)
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SEL Careers Set (5 titles)
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Sensory Science Fun! (6 titles)
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Shark Files (4 titles)
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Shark Shock! (8 titles)
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She Who Dares (4 titles)
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Sky Terrors: Birds of Prey (6 titles)
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New! Fall 2025 |
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Slither! (8 titles)
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So Big Compared to What?
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Soccer Leagues (6 titles)
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Space Files (4 titles)
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SPACE-LICIOUS! Out-of-This-World Recipes (6 titles)
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New! Fall 2025 |
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Space Science (16 titles)
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