Sand Block Color Puzzle — trays under colored sand
You need to clear the board of trays before time runs out. Drag a tray and place it under sand of the same color. The sand fills the tray, and the tray disappears. In the similar Sand Blast, the sand is also colored, but there you build blocks out of it.
There are 600 puzzles in the game in total, and new shapes and obstacles keep appearing. If you get stuck on a level, you can use a booster: a magnet, a hammer, or a timer freeze. Progress is saved in the browser you’re playing in.