You can just enter the test and not sign in. If you scroll down after the Sign Up/Login Blue Box to the Take The Test Blue Box and you can answer these and submit your test. The Tally will increase and no sign in needed:
Take The Test
1) Are you a T2 Dance Crew™ participant?
2) Do you have diabetes?
3) What kind of exercise did you do for the Big Blue Test?
4) Intensity level:
Moderate ("I can talk while I do them, but I can't sing.")
Vigorous ("I can only say a few words without stopping to catch my breath.")
5) How many minutes did you exercise:
6) When was your most recent meal? (before the exercise):
I've been doing it for days and days and the Tally increases by one with each click on Submit. I hope that works for you Richard :)