Students will investigate how different materials filter water and learn about water treatment.

After drinking a few glasses of water on a hot day, you might be struck with a sudden urge. Behind that feeling are two bean-shaped organs that work as fine-tuned internal sensors. This video describes how the incredible kidneys balance...

How can you tell if harmful bacteria are in your food or water that might make you sick? What you eat or drink can be contaminated with bacteria, viruses, parasites and toxins pathogens that can be harmful or even fatal. Students learn...

This lesson plan has learners make water propelled engines using pop drink cans. Students will test the effectiveness of the engines and determine anything that affects the action.

In this lesson, the students will learn what a ratio is and how it can be used in a comparison. In this lesson, students will also determine how to combine a sports drink in powder form and water to make enough for a whole football team....