Best ABCs 123s Learning Video for Kids! Cute Kid Genevieve Teaches Letters and Counting! In this educational learning video for preschool kids, Genevieve teaches kids their alphabet and then goes on to show us how to count to twenty. She pronounces each letter and then places it in Elmo's On the Go Letter puzzle. We then place numbers 1 to 20 in a colorful number puzzle to teach kids how to count to twenty!