Serpientes espeluznantes pero geniales (Creepy But Cool Snakes) |
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Serpientes que aprietan (Snakes That Squeeze) |
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Shapes Can Make Buildings |
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Skyscrapers |
NEW
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Sound: Hear All About It! |
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STEM Detectives (4 titles) |
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Subtraction in Action |
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Technology and You! |
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Technology Then and Now |
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Telling Time Together |
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Testing with Models |
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The Case of the Network Hacker |
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The Four Seasons |
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3.0 |
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The Life Cycle of a Rabbit |
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2.9 |
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The Right Material for the Job |
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Think Like a Computer Scientist |
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¡Tiburones! De dientes grandes. Cazadores feroces (Sharks! Big Teeth, Fierce Hunters) |
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Tunnels |
NEW
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Usemos la tecnología sabiamente (Using Technology Wisely) |
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Veo en 3 dimensiones (I See 3-D) |
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Viento (Wind) |
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Water, Water Everywhere |
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What Does an Engineer Do? |
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What Is Technology? |
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