Geometry meets earth science as high schoolers investigate the cause and features of the four seasons. The effects of Earth's axis tilt features prominently, along with both the rotation of the earth about the axis and its orbit...

A lot can change in a year! Investigators observe a video of Earth over the course of a year and complete a KWL chart. Astronomers view a second video, participate in a guided discussion, and discuss the rubric for successfully...

Winter, spring, summer, and fall—take the learning of the seasons beyond the elementary level to the middle school classroom. Curious learners begin by watching videos about the seasons and the rotation of planet Earth. Then,...

Young scientists examine why Earth has seasons and how its motion around the Sun causes them. Groups of learners are given a variety of balls, a bamboo stick, a marker, and a flashlight, then use the objects to demonstrate Earth's...

Two hands-on activities celebrate the sun and moon autumnal equinox. First, scholars create a cairn using a shoebox, flashlight, and drawing tools to view the sun's progression. Second, learners take to the kitchen to bake mooncakes...