CREATE TABLE table_29570 ("Game" FLOAT, "March" FLOAT, "Opponent" CLOB, "Score" CLOB, "Location/Attendance" CLOB, "Record" CLOB, "Points" FLOAT, "Decision" CLOB)

How many times did they play the pittsburgh penguins?
SELECT COUNT("March") FROM table_29570 WHERE "Opponent" = 'Pittsburgh Penguins'
SELECT COUNT("March") FROM "table_29570" WHERE "Opponent" = 'Pittsburgh Penguins'