Use the Picture clues and place the correct letters in the empty boxes. Then click the check button, if you are correct you will be notified, and if you are incorrect an asterisk will appear in the box, so you should try again. Once all the mystery letters have been found, look vertically, top to bottom down the columns to identify two parts of our breathing system.
The 1st Letter from this
The 2nd Letter from this
The 3rd Letter from this
The 4th Letter from this
This digital collection was produced under contract to Canada's Digital Collections program, Industry Canada. The web site was produced by a youth team at the Saskatchewan Lung Association.