Lara Lizelle Jocelyn Seasme Street Sing ,

This is the original video .
http://www.youtube.com/watch?v=sU0MIJI-iio&feature=player_embedded
And this is our cover version talking about how we can use songs to make help us study in math .
http://www.youtube.com/watch?v=Fry15KMN_JM&feature=player_embedded