Take a square paper.
Give a diagonal fold to it.
Open the fold and give the other diagonal fold from other two sides.
Fold it as half the two parallel sides joining each other.
Fold it joining the other two parallel sides.
Fold one side of the paper to the centerline.
Turn the paper and fold the other side to the center crease. (See the illustrations for help)
Turn the object and fold the remaining two sides.
Your object will look something like this.
Hold the four corners of the object and adjust it to make a figure as shown in the illustration.
Arrange it as shown in the figure.
Give proper creases coming to this shape.
Make six objects following the same steps.
Arrange each object in such a way that it should fix among each other. (Watch video for reference)
Tuck the two pointed flaps in the square shaped flaps.
You will get this shape when all the objects will get tucked in.
Give the folding on all the four sides from all the angles.
Your decoration star is ready.