●Our Earth: Helping Out (Ages: 6-7) Some people help keep Earth clean by picking up litter. Others plant trees to help clean the air.

●Our Earth: Keeping It Clean (Ages: 6-7) Do you walk to school? That’s just one thing you can do to reduce pollution and help keep our world clean.

●Our Earth: Clean Energy (Ages: 6-7) Take a look at this solar-powered house. Do you see the black rectangles on the roof? They turn energy from the sun into electricity. Using solar power helps keep Earth clean.

●Our Earth: Making Less Trash (Ages: 6-7) Did you ever think about where all your garbage goes? What happens when garbage dumps are full?

●Our Earth: Saving Energy (Ages: 6-7) Do you like to ride a bike? Bike riders use energy from their bodies to power their bikes. They don’t use up other kinds of energy.

●Our Earth: Saving Water (Ages: 6-7) Where does your water come from? Water falls as rain or snow. Water collects in rivers, and oceans. Some of this water can be cleaned and used for drinking.