It's Earth Day!-这本书不错哟,强烈推荐!

It's Earth Day!

作者 (Author) Mayer, Mercer
等级 (MML) MM LEVEL: 2.8
年级 (IL) Lower Grades (LG K-3)
字数 (Words) 637
类型 (Fiction) Fiction
书号 (ISBN) 9780060539597
系列 (Series) Little Critter;
After Little Critter learns about Earth Day in school, he does everything he can to help protect the environment and save the polar bears from global warming, but he gets discouraged when his Climate Control Machine fails to work.