Keep your eyes peeled at Tavistock Pannier Market — you're likely to uncover some unique curio among the stalls here. After you've had a thorough browse of things, grab something to eat from one of the local food vendors.
You'll have no end of sightseeing choices when in Tavistock. Tavistock Pannier Market is a great place to start here, but there are numerous other interesting spots to experience. Cotehele House and Gardens, The Garden House, and Lydford Gorge are close to the community marketplace and will round out your day nicely.