TUESDAY

Climbing Training Groups -- Want to improve your climbing? Join professional climbing coaches Justen Sjong, Julia Warwick and Emily Harrington for a fun two-hour workout. Focus is placed on improving the three elements of climbing: mental, technical and physical. Great workout for intermediate to elite climbers, The Spot Bouldering Gym, 3240 Prairie Ave., Boulder, $17-$20; 7 p.m. Details: 303-379-8806.

Tai Chi Class -- Tai Chi warm up and breathing exercises. The first third of the Yand Style Short Form. Qi Gong exercises. Partnered Tai Chi (Push Hands). Participants will learn a routine they can use for their own daily practice, Caritas Spiritist Center, 3775 Iris Ave. 3B, Boulder, $5; 12 p.m. Details: 303-449-3066.

THURSDAY

CU @ Turley's Turkey Trot 5K -- Thanksgiving Day 5k Walk/Run. Community Food Share benefit. Please bring a canned food item. Age group awards, CU Potts Track, 30th Street and Colorado Avenue, Boulder, $10-$15; 10 a.m. Details: 303-449-6650.

SATURDAY

Boulder Cycling Club Saturday Ride -- Group road bike ride for all levels. Ride is sponsored by Bicycle Village. If weather is bad, meet at 10:30 a.m. for a free spin class at the YMCA next door. Route varies each week with a rest stop midway. More info go to www.bouldercyclingclub.com, Bicycle Village, 28th Street, Boulder, free; 9:15 a.m. Details: 303-875-2241.