How to make the perfect hard boiled egg? It is easy. Put the egg in a pot and fill the pot with cold water to completely cover the eggs by at least 1". Bring to a boil over high heat. As soon as the water boils, turn off the heat, and cover the pot with a lid. Wait 12 minutes, then run the egg under cold water.
However, this hard boiled egg is neither eatable, nor tasty. This egg puzzle eraser is great for erasing and fun to play with. You can take the yolk apart from the white and put it back together. No boiling required. For 3 years old and above. TRC Zensinsyoji, Japan. 1"