3D U.S. Flag Heart Origami for 4th of July or Memorial Day

Difficulty: 3 out of 10
I use these puffy heart American Flag origami shapes for fun kid lunches or picnics.

For teachers, I recommend the following blocks of time:
ORIGAMI 3-D AMERICAN FLAG HEART
Teacher Class Time Guide
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K-2nd: not recommended
2nd: 40 minutes
3rd-5th: 30 minutes
6th-8th: 25 minutes
9th-12th: 15-20 minutes