| CONTENT | LINK | |
| Health | [Diagram] | |
| What damages your health? | [Diagram] | |
|
| Tobacco | [Components] [Effects] [ReasonsNotToSmoke] [Experiment] |
|
| Alcohol | [Effects] |
Not available.
NATURAL SCIENCE 
Unit 4 | CONTENT | LINK | |
| Health | [Diagram] | |
| What damages your health? | [Diagram] | |
|
| Tobacco | [Components] [Effects] [ReasonsNotToSmoke] [Experiment] |
|
| Alcohol | [Effects] |
Not available.