29 ASL signs learned in Baby Signing Time! Volume 4 - Let's Be Friends:

friend, play, share, nice, feel, happy, laugh, sad, cry hot, cold, yes, no,
me, you, dirty, clean,
apple, pear, carrot, peach, juice, bubble, balloon, telephone, music, game, baby & "Signing Time"

Songs featured in this DVD volume include:
* Baby Signing Time Theme
* Let's Be Friends
* Can You Feel It?
* Opposites
* That Tastes Good
* In the Sky
* Toy Box
* Show Me a Sign