Asallam u alaikum dosto

friends i have found free pdf book i think it will be very helpful for everyday science paper
try it

http://bookos.org/book/948002/b50684

friends plz comment on this book after reading

These 2 books are also very good on everyday science but only register user can download it

physics for dummies

http://book4me.org/book/452308

physics 2 for dummies

http://book4me.org/book/1266099

The Complete Idiot's Guide to the Science of Everything by Steve Miller

http://book4me.org/book/850666

Plz friends comment on these books