<<Sure, sweetie! Take a look!>>. Mary take a deep breath and immersed the head underwater for some seconds re-emerging with a smile.
That was a first example of another "Lesson" that she already did various times with Sonja: Mary started to teach her the basics, always keeping her close to help her to re-emerging if there was some problem; as the teaching continued to other advanced practices, she slowly let Sonja go thinking she was starting to have confindence with everything around her. But if she was still unsecured or afraid, Mary immediately re-grab her. In a matter of time, Mary taught how to swim, freestyle, breaststroke, floating, keeping the breath... all this with her scientific but also simple and comic ways