Watch budding chemists interact with the resource on chemical interactions. In the unit, six lessons provide an overview of basic chemistry, from understanding the development of atomic theory to distinguishing between ionic and covalent...

Second graders explore religion by analyzing the state of the country. In this American creation instructional activity, 2nd graders read that God created the world and therefore the United States and all of the beautiful things within...

Students view an illustration of the destruction of a salt factory. They analyze the photograph to learn more about the salt works. Students discuss what they have learned.

Second graders analyze the effects of sunlight on a glass of water by using the thermometer to measure its temperature. They predict and measure the difference between water outside in the sun and shade and inside. They role-play a game...

Second graders explore how seasonal weather patterns affect temperature and their lives.

Second graders read "The Cloud Book" by Tomie dePaola to jumpstart their cloud study. They offer examples of liquids, solids, and gases and chart them. They observe the making of a cloud in a demonstration. They discuss and draw...

Students collect and record data on the environmental voting record of their local and state legislators using the Internet. They identify examples of environmental problems or endangered species in their state.

Second graders review the weather through a role-playing game.