Step 1: start with a square  6"x 6" {15cm x 15cm} origami paper color side down.

Step 2: fold it in half and open it back up. 

Step 3: Now fold the other side in half and open it back up so that you have 2 crease on the origami paper like so.

Step 4: Now fold the top point of the paper to meet the crease in the center.

Step 5: fold the bottom point to meet the top.

Step 6: fold the right side to meet the crease in the center.

Step 7: fold the left side to meet the crease in the center

Step 8: Flip the paper to the other side.

Step 9: Now you will fold the point part in the edge of the heart