Discovery Channel Store: 10% off coupon + up to 50% off select items

Discovery Channel Store cuts 10% off all purchases via coupon code "EXTRA10". Better yet, this coupon stacks onto the 164 items in the sale section, which are already discounted by up to 50% off. Shipping starts at $4. That's the best sale we've seen from this merchant since April. Some exclusions apply, including telescopes and custom gear. Deal ends November 15.