Give students meaningful practice solving problems involving start time, end time, and duration. **Topics Included:** • Thank You • Activity duration elapsed time hours 12 • Activity duration elapsed time hours 22 • Activity duration elapsed time hours 27 • Clock progression elapsed time minutes 43 • Daily event timing elapsed time hours 13 • Daily event timing elapsed time hours 18 • Daily event timing elapsed time hours 23 • Daily event timing elapsed time hours 28 • Daily event timing elapse