Second graders will learn that there are many different kinds of living things in any area, and they exist in different places on land and in water.  They will also investigate to discover that plants depend on water and light to grow and animals for pollination or to move their seeds.

Visit the Interdependent Relationships in Ecosystems Learning Standard

Second graders will discover that some events on earth happen very quickly, and others occur very slowly, over a long period of time.  They will also investigate how wind and water can change the shape of the land.

Visit the Earth's Systems: Processes that Shape Earth Learning Standard

Second graders will learn that different kinds of matter exist and many of them can be classified as a solid, liquid, or gas.  Students will also learn that heating or cooling a substance may cause changes that can be observed.

Visit the Structures & Properties of Matter Learning Standard