9th and 10th physical science textbooks

9th class physical science Text book

https://drive.google.com/file/d/1bwmwq4GDca-uEJg_cr259n6mcgqj8Tlj/view?usp=sharing

10th class physical science Text book

https://drive.google.com/file/d/1UdWRxLHoRZXMRWx7P9MR1AV8EFWa-gPg/view?usp=sharing