Earth & Space Science

Use this for “How much of Earth’s water is fresh, and how much is frozen?”

Use this to put the water’s path through the spheres in order.

Use this for “Why does a flashlight look dimmer farther away?” and why the sun looks brightest.

Use this for “Why is it day on one side of Earth and night on the other?”

Use this to record hours of daylight through the year and see the pattern.

Use this for “Is the noon shadow longer in summer or in winter?”

Use this to sort star patterns by the season they are seen in the evening sky.