Block Out Level 190 to 192 Sorting Strategy

To complete levels 190, 191, and 192 in Block Out, maintain at least one completely empty tube as a temporary staging slot while systematically removing top blocks to group matching colors together.

Empty Tube Staging Principle

Keeping an empty space available is essential for reorganizing mixed block stacks without running out of valid moves.

Locate baseline colors: Identify tubes that already have a strong base of a single color.
Clear foreign blocks: Use the empty slot to pull out non-matching top blocks resting above the base color.
Consolidate matching sets: Move exposed matching blocks directly into their designated single-color column.
Preserve the empty slot: Once a stack is organized, immediately free up a tube to maintain space for subsequent moves.

Level 190: Peeling Alternating Color Stacks

Level 190 features alternating block patterns across multiple columns. Clearing top blocks reveals underlying layers needed to build single-color stacks.

Identify top-tier blocks that can be shifted immediately.
Completely clear one tube to establish a dedicated holding space.
Move top blocks into the empty space one by one to reveal target colors buried beneath them.
Move exposed target colors into their home column before returning holding blocks back into play.

Level 191: Consolidating Multi-Color Tubes

Level 191 increases the number of distinct colors mixed within each tube. Focusing on one color set at a time prevents overcrowded slots and grid locks.

Strategy Phase	Action Required	Objective
Initial Assessment	Identify tubes sharing matching color pairs.	Find the easiest color set to isolate first.
Single-Color Focus	Move one target color exclusively until its tube is filled.	Avoid partial sorting across multiple columns.
Overflow Movement	Shift non-target blocks into temporary holding tubes.	Clear paths without clogging active target stacks.

Level 192: Navigating High-Density Stacks

Level 192 introduces deep stacks that require moving several overhead blocks to uncover base colors.

Identify the Base Color: Check the bottom-most block of the most crowded tube.
Clear Overhead Blocks: Shift conflicting top blocks into your empty staging space.
Batch Transfer: Move all matching uncovered blocks into the target column in a single sequence.

Preventing Sorting Deadlocks

A deadlock occurs when mismatched colors are stacked over each other in every column, leaving no valid moves available.

Never place a block into a partially filled tube unless it matches the color directly below it.
Avoid circular locks where two colors are trapped beneath each other across alternate columns.
Treat empty slots strictly as temporary holding zones rather than mixed permanent stacks.