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Block Blast Solver

How to Get a High Score in Block Blast

High scores come from staying alive long enough to keep clearing lines. Five habits help the most:

  1. Look at all three pieces before placing any of them.
  2. Don't automatically take the biggest clear.
  3. Keep room for the big pieces.
  4. Avoid single-square holes and jagged edges.
  5. Spot a dead end early, before it reaches you.

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These are rules of thumb, not guarantees. Pieces arrive at random, so no strategy can promise a particular score. Every example board below was checked with our solver, using the rules as we understand them.

1. Look at all three pieces before you place one

You get three pieces at a time, and the order you place them in can matter as much as where they go. A piece that has nowhere to go right now might fit perfectly once another piece clears a line.

In this example, the 2 × 2 square doesn't fit anywhere at first. Placing the single block first completes the top row. Once it clears, the square fits and clears three more lines.

Starting board

Move 1

Place piece 2 (Single block) starting at row 1, column 8. Clears row 1.

Move 2

Place piece 1 (2×2 square) starting at row 1, column 3. Clears row 2 and columns 3 and 4.

  • Piece 1: 2×2 square
  • Piece 2: Single block
  • Block already on the board
  • Piece being placed
  • Line that clears
The solver tried both orders. Only the single block first lets both pieces fit.
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Habit: before you drag anything, ask which piece is hardest to place, and whether another piece could make room for it.

2. Don't automatically take the biggest clear

Clearing two lines at once feels great, but the space it leaves matters more than the number of lines. Here, placing the vertical 1 × 2 at the left edge finishes two rows at once:

The tempting move

Clears rows 5 and 6.

Board afterward

  • Block already on the board
  • Piece being placed
  • Line that clears
Two rows clear, but afterward no column has five empty squares in a row, so the 1 × 5 line can't be placed anywhere.

The better move clears only one line, but that line is a whole column, which makes room for the long piece:

Starting board

Move 1

Place piece 1 (1×2 vertical line) starting at row 1, column 8. Clears column 8.

Move 2

Place piece 2 (1×5 vertical line) starting at row 4, column 8. No lines cleared.

  • Piece 1: 1×2 vertical line
  • Piece 2: 1×5 vertical line
  • Block already on the board
  • Piece being placed
  • Line that clears
The solver places both pieces by clearing column 8 first. Fewer lines now, but nothing is stranded.
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Habit: before taking a big clear, check that your remaining pieces still have somewhere to go.

3. Keep room for the big pieces

The 3 × 3 square and the 5-block lines are the hardest pieces to fit because they need the most open space in one place. Pocket Gamer's advice is blunt: “Always keep a 3x3 empty, just in case.” How you place blocks matters more than how many are on the board. Both boards below have exactly 22 blocks:

Blocks packed together

3 × 3 square: fits · 5-block horizontal line: fits · 5-block vertical line: fits

Blocks scattered

3 × 3 square: doesn't fit · 5-block horizontal line: doesn't fit · 5-block vertical line: doesn't fit

Same number of blocks. Packing them together leaves open space for any piece; scattering them leaves none.

Habit: build up from one corner or edge instead of spreading pieces around, and try to keep at least one 3 × 3 area and one long open row or column free.

4. Avoid single-square holes and jagged edges

A single empty square boxed in on all sides can only be filled by a 1-block piece, and you may not get one in time. Until it's filled, it also keeps its row and column from clearing. Jagged edges cause a milder version of the same problem: they create awkward gaps that only a few shapes can fill.

Packed solid

No single-square holes.

Left with holes

2 single-square holes that only a 1-block piece can fill.

Both boards have 12 blocks. The one on the right has two holes that block the bottom row from clearing until a 1-block piece shows up.

Habit: when two spots are equally good, pick the one that leaves the flattest edge and no boxed-in squares.

5. Spot a dead end early

On a crowded board, it's worth checking whether all three of your pieces can still fit before you place the first one. On this board, only the single block fits; neither the 3 × 3 square nor the 5-block line has room anywhere.

Starting board

Move 1

Place piece 2 (Single block) starting at row 6, column 8. Clears column 8.

  • Piece 1: 3×3 square
  • Piece 2: Single block
  • Piece 3: 5×1 horizontal line
  • Block already on the board
  • Piece being placed
  • Line that clears
The solver checked every order and position: at most one of these three pieces can be placed. Boards usually reach this point gradually, as the open space gets broken up.
Open this board in the solver

Habit: when your board starts filling up, prioritize clearing lines and reopening space over everything else, before you're left with pieces that can't fit.

Common mistakes

  • Placing a piece in the first spot that fits. There's usually a spot that leaves a cleaner board.
  • Forgetting about columns. Columns clear just like rows, and finishing one can be the move that saves a crowded board.
  • Planning one piece at a time. Each placement changes where the other two can go.
  • Leaving boxed-in single squares. They're hard to fill and stop their lines from clearing.
  • Filling the board evenly. Scattered blocks leave no room for the big pieces.

Practice with the solver

The Block Blast Solver uses the same ideas: it prefers sequences that place all your pieces, then the most lines cleared, then the most open board. Enter a tricky board from your own game and compare its plan with what you would have done. It's a good way to train your eye. It ranks moves by those rules only, and it can't know which pieces will come next.

Sources

Block Blast Solver is an independent tool and isn't affiliated with Hungry Studio or Block Blast.