Seasons
In this lesson, we’re going to talk about the seasons of the year and what causes the different seasons to occur. A lot of people think that Earth is closer to the Sun ...
Water cycle
In this lesson, we’re going to look at the water cycle, and the effects that humans have on it. Let’s start by considering why water is important. It plays a ...
Water Cycle II
In this lesson we’re going to look at the water cycle in more detail. We’ll explore the different states that water can take on, and how it moves from one state t...