We went out to play with bubbles for the evening. Little Sis lit up when I started it and bubbles went everywhere. Little Sis is also curious. I told her no. She ran to it anyway. I held it out of her reach. She yelled at me. I put it away. She cried. So I gave up. I put it down and let her learn why I didn't want her playing with it.
Here's the Before & After