Second graders discuss what weather is and list words that can be used to describe weather. In this science instructional activity, 2nd graders develop symbols for each type of weather and record the weather for two weeks at the same...

Students investigate the property of rocks and how to distinguish among the different types. They explore the hardness of rocks and perform streak tests to determine mineral color. They classify rocks according to their properties.

Students begin their examination of landforms. Using a map, they locate and identify the major landforms on Earth. They discuss how landforms affect the lifestyle of the community and determine which goods and services the community...