Parent materials from Math Mac n' Cheese 2011 are awaiting copyright approval from McGraw Hill and will be posted shortly. In the meantime, we think you will find the following links helpful: 

1st grade:
Student Work Link
Teacher/Parent Answer Link 

2nd grade:
Student Work Link 
Teacher/Parent Answer Link 

3rd grade:
Student Work Link 
Teacher/Parent Answer Link 

4th grade:
Student Work Link 
Teacher/Parent Answer Link 

5th grade:
Student Work Link 
Teacher/Parent Answer Link