Watch out for those sharp claws. Even though they're babies, whew, they have sharp claws. I held one just last week. Very playful, yet they sleep so much. But when they're awake, they'll crawl all over you. I like it when they suck on my thumb. They nibble a little, but it doesn't hurt. I love it when their little paws hold my thumb like it was a bottle.
Train him to use your computer. It will be the first cat to be a PC guru. It's easy to condition kittens because they're so small. Keep a PC by their side all the time and they'll grow attach to them.