¿Qué le da forma a la tierra? (What Shapes the Land?) |
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4.5 |
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¿Qué son las redes y cadenas alimentarias? (What are Food Chains and Webs?) |
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5.3 |
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¿Qué son los reptiles? (What is a Reptile?) |
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4.6 |
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Quick Expert: Ancient Egypt |
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4.7 |
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Rabbit Pals |
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5.3 |
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Rabbits |
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4.1 |
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Race into Space |
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Rachel Carson |
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Racism and Prejudice |
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6.8 |
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Radical Republicans |
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4.9 |
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Radisson and des Groseilliers - Fur Traders of the North |
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7.1 |
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Rainforest Survival Guide |
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Rats Around Us |
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6.3 |
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Read, Recite, and Write Cinquains |
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4.2 |
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Read, Recite, and Write Concrete Poems |
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4.3 |
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Read, Recite, and Write Free Verse Poems |
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4.6 |
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Read, Recite, and Write Haiku |
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4.0 |
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Read, Recite, and Write Limericks |
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4.6 |
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Read, Recite, and Write List Poems |
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4.4 |
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Read, Recite, and Write Narrative Poems |
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4.8 |
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Read, Recite, and Write Nursery Rhymes |
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4.5 |
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Read the Signals. The Body Language Handbook |
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Rebellion and Revolt |
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5.2 |
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Record-breaking Earth |
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5.5 |
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