Ars Technica has started a seven-part series to try to explain quantum mechanics without resorting to math, and including experiments you can do with minimal equipment in your home, to see direct evidence of quantum effects. Part one is here:
https://arstechnica.com/science/2021/01/the-curious-observers-guide-to-quantum-mechanics/
https://arstechnica.com/science/2021/01/the-curious-observers-guide-to-quantum-mechanics/