SELECT T1.activity_name FROM Activity AS T1 JOIN Faculty_participates_in AS T2 ON T1.actID  =  T2.actID GROUP BY T1.actID ORDER BY count(*) DESC LIMIT 1
SELECT T1.activity_name FROM Activity AS T1 JOIN Faculty_participates_in AS T2 ON T1.actID  =  T2.actID GROUP BY T1.actID ORDER BY count(*) DESC LIMIT 1 <table_name> : Activity col : actid | activity_name row 1 : 770 | Mountain Climbing row 2 : 771 | Canoeing row 3 : 772 | Kayaking row 4 : 773 | Spelunking row 5 : 776 | Extreme Canasta row 6 : 777 | Soccer row 7 : 778 | Baseball row 8 : 779 | Accordion Ensemble row 9 : 780 | Football row 10 : 782 | Volleyball row 11 : 784 | Canasta row 12 : 785 | Chess row 13 : 790 | Crossword Puzzles row 14 : 791 | Proselytizing row 15 : 796 | Square Dancing row 16 : 799 | Bungee Jumping <table_name> : Faculty_Participates_in col : FacID | actid row 1 : 1082 | 784 row 2 : 1082 | 785 row 3 : 1082 | 790 row 4 : 1121 | 771 row 5 : 1121 | 777 row 6 : 1121 | 770 row 7 : 1193 | 790 row 8 : 1193 | 796 row 9 : 1193 | 773 row 10 : 2192 | 773 row 11 : 2192 | 790 row 12 : 2192 | 778 row 13 : 3457 | 782 row 14 : 3457 | 771 row 15 : 3457 | 784 row 16 : 4230 | 790 row 17 : 4230 | 785 row 18 : 6112 | 785 row 19 : 6112 | 772 row 20 : 7723 | 785 row 21 : 7723 | 770 row 22 : 8114 | 776 row 23 : 8721 | 770 row 24 : 8721 | 780 row 25 : 8741 | 780 row 26 : 8741 | 790 row 27 : 8918 | 780 row 28 : 8918 | 782 row 29 : 8918 | 771 row 30 : 2881 | 790 row 31 : 2881 | 784 row 32 : 4432 | 770 row 33 : 4432 | 771 row 34 : 5718 | 776 row 35 : 6182 | 776 row 36 : 6182 | 785 row 37 : 1177 | 790 row 38 : 1177 | 770 row 39 : 1177 | 770 row 40 : 9922 | 796
col : activity_name row 1 : Crossword Puzzles