Videos of Fun Linear Functions

We already watched:
 Graph Shop: https://www.youtube.com/watch?v=TTYKcHJyLN4
Graph! https://www.youtube.com/watch?v=2BHzXItkByU

The new ones are:
Math graph rap: https://www.youtube.com/watch?v=dB6p3q7jzS0
Linear Functions rap: https://www.youtube.com/watch?v=miVkLplr42s