I don't know, magic?
Santa sled
By Christmas magic.
the north pole so they can pull santas sled
It's a sleigh (large sled) but don't think it has another name
the same way they are named in the song dasher, dancer, prancer, vixen, comet, cupid, donner, blitzen, Rudolph
rear dear
Yes, Santa's elves are real, they are the ones that make they toys and put them on the sled.
A group of sled dogs is called a "Team" of sled dogs.
It's a sleigh (large sled) but don't think it has another name
a sled is called 'une luge' (fem.) in French.
Santa gets help every year from his flying reindeer. They pull his sled to all of the children's homes every Christmas.
The closet dog to the sled is called the anchor
dogsledding