상세정보

WHY IS THE ARCTIC SO COLD? HOW DO POLAR BEARS CROSS THIN ICE? HOW DID PEOPLE LEARN TO SURVIVE IN THAT HARSH CLIMATE? FIND OUT THE ANSWERS TO THESE QUESTIONS AND MORE IN MAGIC TREE HOUSE RESEARCH GUIDE:POLAR BEARS AND THE ARCTIC,JACK AND ANNIE'S GUIDE TO THE ARCTIC. THIS IS...

[NAVER 제공]