Grades 3-4 Video Solutions 2026-2026_3-4

2026_3-4_23

Video Transcription

Video Summary

The puzzle starts with triangle-circle-triangle-circle. Pressing the second, third, and fourth buttons in order turns all four buttons into circles in 3 presses. To show this is minimal, the speaker checks all one-press outcomes and shows none can be finished with one more press. Therefore, the smallest number of presses needed is <strong>3</strong>.