Sand Blocks Level 428 Walkthrough
10/21/2026
Overview
Three-zone play on Level 428. Video walkthrough.
Step-by-step walkthrough
Level 428 requires three-zone play — left (cols 1-3), center (cols 4-5), right (cols 6-8). Build each independently, never cross-zone. Three-zone splitting gives 3x flexibility. Level 428 winnable in 22 drops with three-zone discipline, 40+ without.
💡 Pro tip
Three zones: left, center, right. Never cross-zone. 3x flexibility.