Second, take wenchang star. Parents can let their children wear wenchang star pendants, or hang wenchang star ornaments on their schoolbags and bedside, which can also improve their academic luck.
Third, you can also put a green crystal ball on the study table, which can be smart, clear-headed, free from distractions and calm down.
Fourthly, putting a small white crystal ball at the child's bedside can help the child to have a good rest, have a good sleep, be healthy, be full of energy and have better academic performance.