Most of us have seen a mood ring in our lifetimes. Depending on your body temperature, the ring would change colors. It seemed like magic back then, but as an adult you may have learned that there are ...

The color of the ocean has changed significantly over the last 20 years and human-caused climate change is likely responsible, according to a new study. More than 56% of the world’s oceans have ...

Note: This video is designed to help the teacher better understand the lesson and is NOT intended to be shown to students. It includes observations and conclusions that students are meant to make on ...