Help your students master the 24-hour clock with this high-energy, engaging Bingo game! Transitioning from the standard 12-hour AM/PM system to a 24-hour format can be tricky for young learners. This activity turns "mental math" into a fun competition, making it perfect for math centers, whole-class review, or early finishers. What’s Included?Teacher "Calling" Sheet: 12-hour format clues (e.g., "4:30 PM") to read aloud.Student Bingo Grids: Clear 24-hour format squares (e.g., "16:30") for student