*15% Off Teacher Resources valid online only. Use promo code 15TRFS at checkout. No minimum order required to receive 15% discount. Discount does not apply to shipping charges, taxes and fees. Free Shipping offer valid online only when cart subtotal is a minimum of $79 after discount. Maximum savings $500. Free shipping applies only to standard ground shipping within the 48 contiguous United States. Items with a truck icon on the product page are not eligible. Not valid on previous orders. Cannot be combined with any other coupon or promotion code. Offer expires August 17, 2017.