Las cadenas alimentarias en la poza de marea (Tide Pool Food Chains)

"Some things are so huge or so old that it's hard to wrap your mind around them. But what if we took these big, hard-to-imagine objects and events and compared them to things we can see, feel and touch? Instantly, we'd see our world in a whole new way." So begins this endlessly intriguing guide to better understanding all those really big ideas and numbers children come across on a regular basis. Author David J. Smith has found clever devices to scale down everything from time lines (the history of Earth compressed into one year), to quantities (all the wealth in the world divided into one...

The rock cycle has been taking place for millions of years. However, geologists have only known about this phenomenon for about 300 years. Young terrestrial explorers are introduced to different types of rocks, where in the cycle these rocks fit, and where in Earth's layers each step takes place. Fact boxes provide readers with fun additional information. A diagram helps readers make sense of the new information they're learning.

Un práctico libro que engloba diferentes contenidos, con explicaciones muy sencillas e ilustraciones adaptadas, para tratar los temas preferidos de los más pequeños. Con esta enciclopedia podremos resolver las dudas más diversas con claridad y precisión.

Describes The Physical Characteristics, Behavior, And Metamorphosis Of Insects, And Insects In Your Garden, Backyard And In Your Home.