Sweet Treat Card (second semester only)$9.00 Sweet Treat Card (second semester only) quantity Add to cart Description Description Purchase a Sweet Treat card for each student. They are a punch card that STAYS at the school with their teachers. It is used to purchase your child a SWEET treat, which is different for each sweet treat we have. $9 per Card. Each card is good for the remaining 3 Sweet Treat days – or – Bring $3 to the Sweet Treat events instead of purchasing a card. The remaining Sweet Treat Vendors include Mobile Sugar Shack and cotton candy!