... Here's an easy modular 8 point star (also called octagon star or Pinwheel-Ring-Pinwheel) made with 8 square papers, once folded it slides into place. I don't know who made it so credit it due. You can find the diagrams here:
by OrigamiArtists
by SuperRetroBro
by yadokari722
by SMALL TIPS 4 U
by Dot mandala-dot painting and more
by kooper salmo
by Paper Folds - Origami & Crafts !