Activities to improve flexibility? (homework)

Um...Well, I think the internet's right, dude.
I know that stretches such as stretching your legs as far away from eachother as possible, and then leaning towards each one in attempt to touch your feet, in time, will help Du be able to do the splits. We were told to do it every Tag when I used to go to dance.
But I'm no expect...

i heard somewhere that if Du stretch your arms every morning when Du wake up it supposedly improves your flexibility