Parents and Teachers: Use the coupon code "summerisclose" to receive 60% off (yes 60) your subscription to MrN 365 (https://mrn365.com). If you choose to renew your subscription after one year, you'll pay the same discounted rate.
Simply click "play." When you hear the voice call the name of a letter or number, bash the correct letter or number with your digital hammer. There are 35 rounds, one for each letter and number 1-9. At the end of the game, you can see which letters and numbers you need to practice. Get all 35 and earn your gold medal certificate.