| Rosie's Brain |
New!
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| Roswell |
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3.6 |
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| Round and Rare: Giant Panda |
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1.2 |
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| Roy Gets a Decoy |
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| Ruby-Throated Hummingbird Migration |
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3.7 |
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| Rudy Rides the Rails |
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4.3 |
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| Rugby World Cup |
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| Runs With Courage |
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| Ruth Bader Ginsburg |
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1.6 |
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| Sacagawea |
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1.5 |
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| Sacagawea SP |
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1.7 |
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| Sadness |
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| Sadness |
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| Saguaro's Gifts |
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| Salem Witch Trials |
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| Sally Ride |
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1.2 |
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| Saltarines de alta velocidad (High-Speed Hoppers): Canguro (Kangaroo) |
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1.0 |
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| Sam and Jen Get a Pet |
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| Sam and Lucy |
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| Samba! The Heartbeat of a Community: Ailton Nunes's Musical Journey |
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