
I made this card by using two squares A4 papers. Let me show the video and steps to produce by displaying some pictures.
I drew this on my own using powerpoint. As you can see, four words pertaining to /oa/ sounds are displayed. Fold the paper (the above picture) to form into a square shape.
Cut at the point after the folding takes place.
A square shape paper after cutting. Then, fold the paper from the other side and it will look...