The weather is cooling down and the leaves are starting to change color; fall is right around the corner. Celebrate this special time of year with this earth and life science lesson series that teaches children about the...

Fourth graders explore the earth's revolution around the sun and the changes in weather that follow this motion.

Students explore the optimum angle for orienting a solar collector relative to the rays of incoming sunlight. They review equinoxes, solstices, and various locational ideas before students investigate using meters, light sources, and...

Students explain how moon phases occur. They explain three ways that the night sky has been used through history. Students locate some of the constellations in the night sky. They discuss stories and myths surrounding stars.

Students discover and practice how to calculate the circumference of the Earth. They measure the length of their shadows and use the distance they are away from the equator to complete the calculations. They discuss winter or summer...