Take a world tour between the covers of a book "Environments of Our Earth" guides children through six types of regions that are shaped by rainfall or the lack thereof. Readers take a journey that starts with dense tropical rainforests and woodlands, travels through grassy savannas and prairies, and ends at dry steppes and deserts. Throughout the book, attentive readers can compare how and why each region is alike and different. They will also discover fun facts about the wettest and driest places on Earth and the amazing effect rainfall has on plants, animals, and people. "Environments of Our Earth" is part of the I Wonder Why book series, written to ignite the curiosity of children in grades K 6 while encouraging them to become avid readers. These books explore the marvels of geology, land forms, weather, environments, and other phenomena related to science and nature. Included in each volume is a Parent/Teacher Handbook with coordinating activities. The I Wonder Why series is written by an award-winning science educator and published by NSTA Kids, a division of NSTA Press."