Seriously?!?! Why Tuesday and Saturday? Why not Thursday? or Monday? What does dropping mustard oil in drainage accomplish?
I wholeheartedly believe in nazar, but like proto said, there is not one shred of evidence that Rasulullah Sallallahu Alaihi Wasallam did these practices or taught us that we should as well. Please don’t believe or practice this rubbish.
And sometimes children cry for no reason. Not everything is because of jaadu tona/nazar.