Question: what restaurants are participating in pi day?
Answer: 7-Eleven. 7-Eleven has two promotions for Pi Day. ... 
&pizza. Starting at exactly 3:14 p.m on March 14, customers will have three minutes and 14 seconds to text #314 to 200-03—the reward is any pizza for $3.14. ... 
BJ's Restaurant & Brewhouse. ... 
Blaze Pizza. ... 
Bojangles' ... 
Boston Market. ... 
Cheddar's Scratch Kitchen. ... 
DiGiorno.