Learn how to fold an origami balloon (intermediate).
Balloon, Let's Make Origami!, Kids Web Japan
How to Make an Origami Balloon: 8 Steps (with Pictures) - wikiHow
Balloon, Let's Make Origami!, Kids Web Japan
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How To Make a Paper Balloon
After U.S. Downs UFOs, More Awareness of Balloons All Over Our
Let's Make Origami!, Kids Web Japan
Airplane, Let's Make Origami!, Kids Web Japan
Fun eco-friendly alternatives to balloons