Please help in installation of CREO

I am currently trying to download software for first teams. I filled out all information and submitted from this http://www.ptc.com/appserver/wcms/forms/index.jsp?&im_dbkey=140952&im_language=en. I received an email stating how to download the academic version of creo. but it is asking me for a product key which in dont have and have not received in my email. what do i do?