Dirt or Soil - Lawrence, Ellen
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Soil can be brown, black, crumbly, dry, wet--but so can dirt. So what's the difference? People often use the words "soil" and "dirt" to mean the same thing, but in science they are not the same at all. Soil is a material that plants can grow in, while dirt is the muddy footprints you leave on the floor on a wet day. Inside this book, readers will get down and dirty as they investigate what makes soil special and why dirt is something we need to wipe, sweep, or vacuum away. What ingredients are in soil? Why is soil said to be living, whereas dirt is dead? And when it's under your fingernails,…mehr

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Produktbeschreibung
Soil can be brown, black, crumbly, dry, wet--but so can dirt. So what's the difference? People often use the words "soil" and "dirt" to mean the same thing, but in science they are not the same at all. Soil is a material that plants can grow in, while dirt is the muddy footprints you leave on the floor on a wet day. Inside this book, readers will get down and dirty as they investigate what makes soil special and why dirt is something we need to wipe, sweep, or vacuum away. What ingredients are in soil? Why is soil said to be living, whereas dirt is dead? And when it's under your fingernails, is it dirt or soil? Filled with information perfectly suited to the abilities and interests of an early elementary audience, this colorful, fact-filled volume gives readers a chance not only to learn, but also to develop their powers of observation and critical thinking. With its stunning photographs and surprising, high-interest facts about a material that most of us take for granted, the book makes learning about soil a lively, engaging experience.
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