He couldn't guess the bowling ball I was thinking off (yes I was honest), though the guys around me wondered what I was laughing at when he asked "Would you wear it on your wedding day".
He was no better when I tried again, using bowling ball ;)
Theres a handheld kids toy, that uses a simple yes/no answer and I have yet to see it take more than 12 questions (but it's cr@p because it costs money).
Rob...