Wow - your umbilical cord does so many amazing things for you. To think, it's even your first toy. You're fingers gain strength and control as you grip and play with the cord.
You don't even know you're practicing - you're just enjoying life.
Here you are about the size of an avocado (though not so green) and you're playing soccer.
Your strengthened backbone flexes, and there's a kick, punch, and an elbow this way, that. Is there a football in there?
Thumb in, thumb out, thumb in. Do your fingers explore your cute little nose? Touch delicate eye lashes?
More beautiful facts? Check out "Fetal Development: Baby's Nervous System and Brain."