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Exit tickets without the paper: a three-minute end-of-lesson check
An exit ticket tells you what the class took away before they leave the room. Here is how to run one on the students' phones in three minutes: the three questions worth asking, keeping it anonymous, and reading the results the same evening instead of sorting slips of paper.
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Running a live quiz in a class of thirty-plus: a checklist that keeps it fair
A live classroom quiz with a large group fails in predictable ways: a player cap, the Wi-Fi lottery, a back row that cannot read the board, and a new PIN every time. A practical checklist for a live quiz app in a crowded classroom, from the join code to the leaderboard.
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Slides on every student's phone: teaching from the back of the room
The projector is the weakest screen in the room: too small from row six, washed out by daylight, and it ties you to the front. What changes when the slide is on every student's phone and laptop, how to keep control of the pace, and what to do with a pointer the whole class can see.