Initial board state showing top sand compartments and bottom receivers with key-lock mechanics.

Walkthrough and solution
Sand Blocks Level 40Need help with Sand Blocks Level 40? Compare available versions and follow the video, screenshot, or written walkthrough.
Puzzle snapshot
Clear matching colors and keys in sequence to unlock gated receivers and collect all sand.
Initial board state showing top sand compartments and bottom receivers with key-lock mechanics.
Position the yellow receiver to collect yellow sand and the blue receiver to collect blue sand.
Collect yellow sand to release a yellow key that unlocks the upper blue receiver area.
Move the green receiver to the left slot to collect green sand and release the green key.
Place the purple receiver on the right to collect purple sand and release the purple key.
Use the keys to unlock the central red box receiver at the bottom.
Position the large red receiver at the bottom center to collect the remaining red sand and complete the level.
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