Explains the changing seasons and how they affect plant and animal lives as well as humans.

Includes index.

Earth -- Four seasons -- Tilted planet -- Spring is here! -- Springing to life -- Growing in summer -- Active animals -- Autumn changes -- Winter is coming! -- Ready for winter -- White winter -- Staying alive -- Through the seasons -- Sun catchers -- Words to know and Index.Autumn changes -- Winter is coming! -- Ready for winter -- White winter -- Staying alive -- Through the seasons -- Sun catchers -- Words to know and Index.