DK 1.1: When our body systems team up and work together properly, we can stay healthy and strong.

Learn about asthma and what scientists are doing to study it.

Learn about how different animals digest their foods and the organs of their digestive systems.

Learn about how different animals breathe, from fish to humans.

Learn how animals move themselves with the help of their muscles and skeletons.

Astronauts can experience bone loss in space. To understand why, you need to know a bit about how bones are formed and maintained in your body.

Get active in this activity and explore the impact of exercise on your heart rate. Ready, set, GO!

Learn how to measure lung capacity and about the factors that can affect our lung capacity in this hands on activity.