Lấy ra một tờ giấy. Gấp giấy lên xuống thành các nếp gấp bằng nhau. Vẽ một nửa hình trái tim lên giấy. Cắt theo đường viền vừa vẽ. Mở chuỗi trái tim ra. Tỉa bớt những chỗ thừa. Trang trí theo ý thích.

I'm interested in that, but I only have a few mins. Can you give me at most the first 500 characters of a detailed explanation in English about that?
You can use any size paper, but the most convenient size to use is a standard letter size or A4 sheet of paper, from which you can make two chains of hearts. Choose a color that appeals to you and your preferences.  Fold and unfold the sheet of paper in half lengthwise. Cut along the crease to divide it into two even halves.      Be very careful to give young kids only blunt, child safe scissors to use. You only need one half to complete the chain, but you can save the other half and use it to c