CALCULUS PRESENTED BY GUO CHENG GUANG（05-17）

Calculus--Indefinite Integrals (05-17, total: 280) Presented By Guo Cheng Guang (aged 11) and Guo Chengxi (aged 8) in English.

Lessons In Mathematics and Science (Physics, Chemistry and Biology) From Primary to University Presented By Guo Cheng Guang and Guo Chengxi In English. Your comment or suggestion is very much appreciated.

https://www.youtube.com/channel/UC2dG5T9SJkUFTy-h0KbVbkw

CALCULUS PRESENTED BY GUO CHENG GUANG（05-16）

Calculus--Indefinite Integrals (05-16, total: 279) Presented By Guo Cheng Guang (aged 11) and Guo Chengxi (aged 8) in English.

在这个视频里，郭承光(11岁)和郭承曦(8岁)用英文讲解了微积分的不定积分(05-16, total: 279)。

Lessons In Mathematics and Science (Physics, Chemistry and Biology) From Primary to University Presented By Guo Cheng Guang and Guo Chengxi In English. Your comment or suggestion is very much appreciated.

https://www.youtube.com/channel/UC2dG5T9SJkUFTy-h0KbVbkw

更多关于承光（11岁）和承曦（8岁）用英文开讲从小学到大学的数学和科学（物理，化学和生物）视频. 欢迎您来点评赐教。

https://www.youtube.com/channel/UC2dG5T9SJkUFTy-h0KbVbkw

CALCULUS PRESENTED BY GUO CHENG GUANG（05-15）

Calculus--Indefinite Integrals (05-15, total: 277) Presented By Guo Cheng Guang (aged 11) and Guo Chengxi (aged 8) in English.

Lessons In Mathematics and Science (Physics, Chemistry and Biology) From Primary to University Presented By Guo Cheng Guang and Guo Chengxi In English. Your comment or suggestion is very much appreciated.

https://www.youtube.com/channel/UC2dG5T9SJkUFTy-h0KbVbkw

CALCULUS PRESENTED BY GUO CHENG GUANG（05-14）

Calculus--Indefinite Integrals (05-14, total: 277) Presented By Guo Cheng Guang (aged 11) and Guo Chengxi (aged 8) in English.

Lessons In Mathematics and Science (Physics, Chemistry and Biology) From Primary to University Presented By Guo Cheng Guang and Guo Chengxi In English. Your comment or suggestion is very much appreciated.

https://www.youtube.com/channel/UC2dG5T9SJkUFTy-h0KbVbkw

CALCULUS PRESENTED BY GUO CHENG GUANG（05-13）

Calculus--Indefinite Integrals (05-13, total: 276) Presented By Guo Cheng Guang (aged 11) and Guo Chengxi (aged 8) in English.

在这个视频里，郭承光(11岁)和郭承曦(8岁)用英文讲解了微积分的不定积分(05-13, total: 276)。

Lessons In Mathematics and Science (Physics, Chemistry and Biology) From Primary to University Presented By Guo Cheng Guang and Guo Chengxi In English. Your comment or suggestion is very much appreciated.

https://www.youtube.com/channel/UC2dG5T9SJkUFTy-h0KbVbkw

更多关于承光（11岁）和承曦（8岁）用英文开讲从小学到大学的数学和科学（物理，化学和生物）视频. 欢迎您来点评赐教。

https://www.youtube.com/channel/UC2dG5T9SJkUFTy-h0KbVbkw

CALCULUS PRESENTED BY GUO CHENG GUANG（05-12）

Calculus--Indefinite Integrals (05-12, total: 275) Presented By Guo Cheng Guang (aged 11) and Guo Chengxi (aged 8) in English.

在这个视频里，郭承光(11岁)和郭承曦(8岁)用英文讲解了微积分的不定积分(05-12, total: 275)。

Lessons In Mathematics and Science (Physics, Chemistry and Biology) From Primary to University Presented By Guo Cheng Guang and Guo Chengxi In English. Your comment or suggestion is very much appreciated.

https://www.youtube.com/channel/UC2dG5T9SJkUFTy-h0KbVbkw

更多关于承光（11岁）和承曦（8岁）用英文开讲从小学到大学的数学和科学（物理，化学和生物）视频. 欢迎您来点评赐教。

https://www.youtube.com/channel/UC2dG5T9SJkUFTy-h0KbVbkw

ELEMENTAL CHEMISTRY PRESENTED BY GUO CHENG GUANG（aged 11)(001-01-01)（upd...

ELEMENTAL CHEMISTRY PRESENTED BY GUO CHENG GUANG（aged 11) and Guo Chengxi (aged 8)(001-01-01). Periodic Table of Chemical Elements Recited in English and Chinese Periodically and Groupedly and Sung in English.

在这个视频里，郭承光(11岁)和郭承曦(8岁)分别用英文和中文，横背和竖背并用歌唱的方式背诵了完整的化学元素周期表。Lessons In Mathematics and Science (Physics, Chemistry and Biology) From Primary to University Presented By Guo Cheng Guang and Guo Chengxi In English. Your comment or suggestion is very much appreciated.

https://www.youtube.com/channel/UC2dG5T9SJkUFTy-h0KbVbkw

更多关于承光（11岁）和承曦（8岁）用英文开讲从小学到大学的数学和科学（物理，化学和生物）视频. 欢迎您来点评赐教。

https://www.youtube.com/channel/UC2dG5T9SJkUFTy-h0KbVbkw

CALCULUS PRESENTED BY GUO CHENG GUANG（05-10）

Calculus--Indefinite Integrals (05-10, total: 273) Presented By Guo Cheng Guang (aged 11) and Guo Chengxi (aged 8).

在这个视频里，郭承光(11岁)和郭承曦(8岁)用英文讲解了微积分的不定积分(05-10, total: 273)。

Lessons In Mathematics and Science (Physics, Chemistry and Biology) From Primary to University Presented By Guo Cheng Guang and Guo Chengxi In English. Your comment or suggestion is very much appreciated.

https://www.youtube.com/channel/UC2dG5T9SJkUFTy-h0KbVbkw

更多关于承光（11岁）和承曦（8岁）用英文开讲从小学到大学的数学和科学（物理，化学和生物）视频. 欢迎您来点评赐教。

https://www.youtube.com/channel/UC2dG5T9SJkUFTy-h0KbVbkw

CALCULUS PRESENTED BY GUO CHENG GUANG（05-08）

Calculus--Indefinite Integrals (05-08, total: 272) Presented By Guo Cheng Guang (aged 11) and Guo Chengxi (aged 8).

在这个视频里，郭承光(11岁)和郭承曦(8岁)用英文讲解了微积分的不定积分(05-08, total: 272)。

Lessons In Mathematics and Science (Physics, Chemistry and Biology) From Primary to University Presented By Guo Cheng Guang and Guo Chengxi In English. Your comment or suggestion is very much appreciated.

https://www.youtube.com/channel/UC2dG5T9SJkUFTy-h0KbVbkw

更多关于承光（11岁）和承曦（8岁）用英文开讲从小学到大学的数学和科学（物理，化学和生物）视频. 欢迎您来点评赐教。

https://www.youtube.com/channel/UC2dG5T9SJkUFTy-h0KbVbkw

CALCULUS PRESENTED BY GUO CHENG GUANG（05-09）

Calculus--Indefinite Integrals (05-09, total: 271) Presented By Guo Cheng Guang (aged 11) and Guo Chengxi (aged 8).

在这个视频里，郭承光(11岁)和郭承曦(8岁)用英文讲解了微积分的不定积分(05-09, total: 271)。

Lessons In Mathematics and Science (Physics, Chemistry and Biology) From Primary to University Presented By Guo Cheng Guang and Guo Chengxi In English. Your comment or suggestion is very much appreciated.

https://www.youtube.com/channel/UC2dG5T9SJkUFTy-h0KbVbkw

更多关于承光（11岁）和承曦（8岁）用英文开讲从小学到大学的数学和科学（物理，化学和生物）视频. 欢迎您来点评赐教。

https://www.youtube.com/channel/UC2dG5T9SJkUFTy-h0KbVbkw

CALCULUS PRESENTED BY GUO CHENG GUANG（05-07）

Calculus--Indefinite Integrals (05-07, total: 270) Presented By Guo Cheng Guang (aged 11) and Guo Chengxi (aged 8).

在这个视频里，郭承光(11岁)和郭承曦(8岁)用英文讲解了微积分的不定积分(05-07, total: 270)。

Lessons In Mathematics and Science (Physics, Chemistry and Biology) From Primary to University Presented By Guo Cheng Guang and Guo Chengxi In English. Your comment or suggestion is very much appreciated.

https://www.youtube.com/channel/UC2dG5T9SJkUFTy-h0KbVbkw

更多关于承光（11岁）和承曦（8岁）用英文开讲从小学到大学的数学和科学（物理，化学和生物）视频. 欢迎您来点评赐教。

https://www.youtube.com/channel/UC2dG5T9SJkUFTy-h0KbVbkw

CALCULUS PRESENTED BY GUO CHENG GUANG（05-07）

Calculus--Indefinite Integrals (05-07, total: 270) Presented By Guo Cheng Guang (aged 11) and Guo Chengxi (aged 8).

在这个视频里，郭承光(11岁)和郭承曦(8岁)用英文讲解了微积分的不定积分(05-07, total: 270)。

Lessons In Mathematics and Science (Physics, Chemistry and Biology) From Primary to University Presented By Guo Cheng Guang and Guo Chengxi In English. Your comment or suggestion is very much appreciated.

https://www.youtube.com/channel/UC2dG5T9SJkUFTy-h0KbVbkw

更多关于承光（11岁）和承曦（8岁）用英文开讲从小学到大学的数学和科学（物理，化学和生物）视频. 欢迎您来点评赐教。

https://www.youtube.com/channel/UC2dG5T9SJkUFTy-h0KbVbkw

CALCULUS PRESENTED BY GUO CHENG GUANG（05-06）

Calculus--Indefinite Integrals (05-06, total: 269) Presented By Guo Cheng Guang (aged 11) and Guo Chengxi (aged 8).

在这个视频里，郭承光(11岁)和郭承曦(8岁)用英文讲解了微积分的不定积分(05-06, total: 269)。

Lessons In Mathematics and Science (Physics, Chemistry and Biology) From Primary to University Presented By Guo Cheng Guang and Guo Chengxi In English. Your comment or suggestion is very much appreciated.

https://www.youtube.com/channel/UC2dG5T9SJkUFTy-h0KbVbkw

更多关于承光（11岁）和承曦（8岁）用英文开讲从小学到大学的数学和科学（物理，化学和生物）视频. 欢迎您来点评赐教。

https://www.youtube.com/channel/UC2dG5T9SJkUFTy-h0KbVbkw

CALCULUS PRESENTED BY GUO CHENG GUANG（05-04）

CALCULUS PRESENTED BY GUO CHENG GUANG（05-04）

11岁郭承光用英文开讲：大学微积分（05-04）

LECTURER:

GUO CHENG GUANG (11 years old, Primary 5 from YUMIN Primary School)

GUO CHENGXI( 8 years old, Primary 2 from YUMIN Primary School)

主讲：郭承光（11岁，育民小学五年级）

助讲：郭承曦（8岁，育民小学二年级）

Content： Indefinite Integral

内容：不定积分

Wechat（微信）: Go-Singapore

E-mail: forstudentsg@gmail.com

Lessons In Mathematics and Science (Physics, Chemistry and Biology) From Primary to University Presented By Guo Cheng Guang and Guo Chengxi In English, Please subscribe:

更多关于承光（11岁）和承曦（8岁）用英文开讲从小学到大学的数学和科学（物理，化学和生物）视频请订阅：

https://www.youtube.com/channel/UC2dG5T9SJkUFTy-h0KbVbkw

CALCULUS PRESENTED BY GUO CHENG GUANG（05-04）

CALCULUS PRESENTED BY GUO CHENG GUANG（05-04）

11岁郭承光用英文开讲：大学微积分（05-04）

LECTURER:

GUO CHENG GUANG (11 years old, Primary 5 from YUMIN Primary School)

GUO CHENGXI( 8 years old, Primary 2 from YUMIN Primary School)

主讲：郭承光（11岁，育民小学五年级）

助讲：郭承曦（8岁，育民小学二年级）

Content： Indefinite Integral

内容：不定积分

Wechat（微信）: Go-Singapore

E-mail: forstudentsg@gmail.com

Lessons In Mathematics and Science (Physics, Chemistry and Biology) From Primary to University Presented By Guo Cheng Guang and Guo Chengxi In English, Please subscribe:

更多关于承光（11岁）和承曦（8岁）用英文开讲从小学到大学的数学和科学（物理，化学和生物）视频请订阅：

https://www.youtube.com/channel/UC2dG5T9SJkUFTy-h0KbVbkw

CALCULUS PRESENTED BY GO CHENG GUANG（05-03）

11岁郭承光用英文开讲：大学微积分（05-03）

LECTURER:

GUO CHENG GUANG (11 years old, Primary 5 from YUMIN Primary School)

GUO CHENGXI( 8 years old, Primary 2 from YUMIN Primary School)

主讲：郭承光（11岁，育民小学五年级）

助讲：郭承曦（8岁，育民小学二年级）

Content： Indefinite Integral

内容：不定积分

Wechat（微信）: Go-Singapore

E-mail: forstudentsg@gmail.com

CALCULUS PRESENTED BY GO CHENG GUANG（05-02）

11岁郭承光用英文开讲：大学微积分（05-02）

LECTURER:

GUO CHENG GUANG (11 years old, Primary 5 from YUMIN Primary School)

GUO CHENGXI( 8 years old, Primary 2 from YUMIN Primary School)

主讲：郭承光（11岁，育民小学五年级）

助讲：郭承曦（8岁，育民小学二年级）

Content： Indefinite Integral

内容：不定积分

Wechat（微信）: Go-Singapore

E-mail: forstudentsg@gmail.com

CALCULUS PRESENTED BY GO CHENG GUANG（05-01）

11岁郭承光用英文开讲：大学微积分（05-01）

LECTURER:

GUO CHENG GUANG (11 years old, Primary 5 from YUMIN Primary School)

GUO CHENGXI( 8 years old, Primary 2 from YUMIN Primary School)

主讲：郭承光（11岁，育民小学五年级）

助讲：郭承曦（8岁，育民小学二年级）

Content： Indefinite Integral

内容：不定积分

Wechat（微信）: Go-Singapore

E-mail: forstudentsg@gmail.com

CALCULUS PRESENTED BY GO CHENG GUANG（04-197）

11岁郭承光用英文开讲：大学微积分（04-197）

LECTURER:

GUO CHENG GUANG (11 years old, Primary 5 from YUMIN Primary School)

GUO CHENGXI( 8 years old, Primary 2 from YUMIN Primary School)

主讲：郭承光（11岁，育民小学五年级）

助讲：郭承曦（8岁，育民小学二年级）

Content： further differentiation： derivative, inverse differentiation, Partial derivatives, Total differentiation, L'Hopital's Rule, Leibniz Formula, mean value theorem.

导数二：导数与微分，反导，偏导，全导，洛必达法则，中值定理，一元与多元函数的极值和最值问题、牵连变化率、偏导数的应用

Wechat: Go-Singapore

E-mail: forstudentsg@gmail.com

CALCULUS PRESENTED BY GO CHENG GUANG（04-197）

11岁郭承光用英文开讲：大学微积分（04-197）

LECTURER:

GUO CHENG GUANG (11 years old, Primary 5 from YUMIN Primary School)

GUO CHENGXI( 8 years old, Primary 2 from YUMIN Primary School)

主讲：郭承光（11岁，育民小学五年级）

助讲：郭承曦（8岁，育民小学二年级）

Content： further differentiation： derivative, inverse differentiation, Partial derivatives, Total differentiation, L'Hopital's Rule, Leibniz Formula, mean value theorem.

导数二：导数与微分，反导，偏导，全导，洛必达法则，中值定理，一元与多元函数的极值和最值问题、牵连变化率、偏导数的应用

Wechat: Go-Singapore

E-mail: forstudentsg@gmail.com

CALCULUS PRESENTED BY GUO CHENG GUANG（04-196）

11岁郭承光用英文开讲：大学微积分（04-196）

LECTURER:

GUO CHENG GUANG (11 years old, Primary 5 from YUMIN Primary School)

GUO CHENGXI( 8 years old, Primary 2 from YUMIN Primary School)

主讲：郭承光（11岁，育民小学五年级）

助讲：郭承曦（8岁，育民小学二年级）

Content： further differentiation： derivative, inverse differentiation, Partial derivatives, Total differentiation, L'Hopital's Rule, Leibniz Formula, mean value theorem.

      导数二：导数与微分，反导，偏导，全导，洛必达法则，中值定理，一元与多元函数的极值和最值问题、牵连变化率、偏导数的应用

Wechat: Go-Singapore

E-mail: forstudentsg@gmail.com