Counting to 20 is easy… but what happens when one number goes missing? This interactive PowerPoint activity turns simple addition into an exciting puzzle! Students strengthen their math and problem-solving skills while having fun. ✳️ HOW IT WORKS: Each slide presents an addition problem with a missing addend. Students choose the correct number from three options. If the choice is correct, the number flies to its place and completes the equation. If the choice is wrong, it changes color, showing