FRONT:
Breathe everything will be okay.
BACK:
FACT: The primary function of the lungs is to transport oxygen from the air you breathe into your blood stream, while taking away carbon-dioxide, which is released into the air when you breathe out.
Breathe everything will be okay.
BACK:
FACT: The primary function of the lungs is to transport oxygen from the air you breathe into your blood stream, while taking away carbon-dioxide, which is released into the air when you breathe out.
- Blank Inside
- Card size: 5x7
- Color of envelope will vary!