How do pupils cut window grilles simply and beautifully?

Preparation materials: a red origami, a pair of scissors and a pencil.

Step 1: Fold the origami diagonally, then fold the origami in half, and fold it twice to form a triangle, as shown in the figure below.

Step 2: Then fold one side of the origami that has just formed a triangle, as shown in the figure below.

Step 3: Then draw a semicircle with a pencil and cut it off to form a round lace, as shown below.

Step 4: Then fold it in half twice, draw diamonds and rectangles with a pencil, and cut them with scissors, as shown below.

Step 5: Finally, unfold the cut colored origami and cut a beautiful blessing, as shown in the figure below.

The above is a simple cutting method suitable for primary school students to cut window grilles. I hope it can help you.