It's never too early for leash training, but don't plan a long trip the first time out. Puppy will likely be too busy being fascinated by every new thing he sees to be able to cover much ground.
Puppies can go outside after their second lot of injections which they will get at 12 weeks. :) enjoy your puppy
Who told you that you can`t walk a 8 week old puppy? That`s a good age to start just get them a harness or collar and a leash and start walking, just make sure you go on short trips to see how far he/she can handle.
a puppy age is week old
. Get your puppy to the vet.
A two week old puppy is blind but when its eyes open it can see.
Yes.
The puppy can get sick.
They're still too small to be walked at 4 weeks, it's better to wait a few weeks more before walking your puppy.
Yes you can give a 3 week old puppy milk. Because I have a 3 week old puppy and drinks it fine. So the answer is yes
No.
a puppy wormer
The puppy may be injured. Bring it to a vet.
For the first couple of weeks your puppy should drink it mothers milk then liquid or mashed puppy food. So yes you can feed a 10 week old puppy regular baby formula.