The Practice Time DVDs contain unique interactive features that help you practice your sign language alphabet, fingerspelling, numbers and counting. In Practice Time 123s, Rachel teaches you how to count to 20 in American Sign Language and quizzes you on what you've learned. ASL signs taught in this episode: Numbers - Count - 1 - 2 - 3 - 4 - 5 - 6 - 7 - 8 - 9 - 10 - 11 - 12 -13 - 14 - 15 - 16 - 17 - 18 - 19 - 20.