ELEMENTAL CHEMISTRY PRESENTED BY GUO CHENG GUANG （aged 10) (01-01)

ELEMENTAL CHEMISTRY PRESENTED BY GUO CHENG GUANG（aged 10)(01-01)

十岁郭承光用英文开讲：大学化学----元素化学逐一精通（01-01）

主讲： 郭承光（10岁，育民小学四年级）

助讲： 郭承曦（7岁，育民小学一年级）

LECTURER:

GUO CHENG GUANG (10 years old, Primary 4 from YUMIN Primary School)

Guo Chengxi ( 7years old, Primary 1 from YUMIN Primary School)

Wechat: Go-Singapore

E-mail: talentguo001@gmail.com