Reynaldo has a stack of blocks on his desk, as shown at right.

1. If his stack is $2$ blocks wide, $2$ blocks long, and $2$ blocks tall, how many blocks are in his stack?

   Hint (a):

   (width)(length)(height) = the number of blocks in each stack

2. What if his stack instead is $3$ blocks wide, $3$ blocks long, and $2$ blocks tall? How many blocks are in this stack?

   Hint (b):

   See part (a) for help.