You can start deworming a child as from 1 year old. And subsequently, every six months

You can as long as the baby tolerates it

Your baby's weight is okay as it is still within 80% - 120% of ideal weight range but it is important to make sure your baby's weight do not remain static or same or even worse drop below what it was before, those are very bad signs.
Kindly note that your baby is suppose to double his birth weight by 6 months

What actually should bother you is not whether your child passes stools after every meal but whether that frequency is abnormal compared to his normal bowel habit. Also what should be your concern is if the stool is watery

Yes, you can give your baby yogurt but the unsweetened is preferable.

It is okay.

Yes she can go ahead and take all the missed vaccines. That is what we call catch-up immunizations.

Boiled is better

This is a self comforting habit for your baby, he/she will out grow and stop it with time.

Dear Mum, No. Do not mix beverage with your baby Pap.
Please hold on till s/he is a year old

Also, try and fortify the ones he takes now with required nutrients.

Brush your child's teeth for about TWO minutes TWICE a day: once just before bedtime and at least one other time during the day. Preferably after breakfast! This I know sounds strange because we've been raised all our lives to brush before eating in the mornings but if you brush your teeth before going to bed at night, then after breakfast is ideal for your next brushing session.

Babies crawl averagely by 9 months but some babies never crawl before walking.

There are many causes of cross eyes in children from nothing to brain problem or issues with the muscles controlling the eyeballs to issues with the eyes itself. Best thing to do is to see an eye doctor... Ophthalmologist once you noticed the cross eyes immediately