Any flat-bottomed container that can hold water can replace an iron.
Basic introduction
Doudou is a DIY hand-made puzzle that adults and children like. It can spell out any graphics you want. The diameter (outer diameter) of patchwork beans is 5 mm, and the diameter (outer diameter) of mini patchwork beans is 2.5 mm, which can be made into various three-dimensional shapes.
Find a large flat-bottomed cup, boil a pot of water, and pour it into the cup after boiling; Cover the ironing paper on the finished pattern. Use a cup to iron slowly back and forth on the ironing paper, neither too long nor too short.
After the beans are bonded, one hand holds the bottom of the template, and the other hand flips the template according to the pattern, and takes off the template; Then cover the ironing paper on it and iron it back and forth with a cup; After ironing, gently take off the ironing paper, take off the pattern, and press it with a heavy object for a while, and the bean spell is ready.