Self-similarity of Tangram

Did you know that each piece of a tangram can be made from tangram pieces? Enjoy the puzzle! Use the green points to move the pieces and the red points for turning them around the green points. Note that the red point to turn the parallelogram is outside the figure. When you are done, you can hide all auxiliary points with the appropriate buttons. Send us your creations: math.circle@weizmann.ac.il