1. A Number Day event was held at a school where 55 students participated in math questions using Q6 handsets in teams of 5.
2. The students answered multiple choice, numerical, and paper questions on the handsets about topics like geometry, time, distance, history, sequences, and more.
3. The teacher's notes discuss arranging the students into teams, assigning handsets, asking questions to the handsets, reviewing answers, and concluding with a Tarsia activity.