Imanes: Atraen Y Rechazan

Library Binding

$29.32

Rocks: Hard, Soft, Smooth, and Rough

Paperback

$9.99

Water: Up, Down, and All Around

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$9.99

El Sonido: Fuerte, Suave, Alto Y Bajo

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$9.99

Magnets: Pulling Together, Pushing Apart

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$9.99

Dirt: The Scoop on Soil

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$9.99

Sound: Loud, Soft, High, and Low

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$9.99