Merge to Lava

Merge to Lava puts a fiery twist on classic matching puzzles. Your goal is simple: slide adjacent tiles with the same number together to merge them into a single, more powerful block. As you progress, these merged blocks eventually transform into molten lava, which then pours across the grid in a mesmerizing display. Watch as the lava flows over obstacles, erases lower-value tiles, and sets off a cascade of spontaneous merges, turning a static board into a dynamic, ever-changing landscape. The game unfolds across a series of escalating levels, each introducing new board layouts, locked tiles, and tricky obstacles that force you to think several moves ahead. The core mechanic—combining numbers—feels familiar, but the lava flow adds an unpredictable twist that rewards clever positioning over blind matching. With its clean visuals, satisfying fluid animations, and an ever-present sense of pressure, Merge to Lava offers a puzzler that's easy to grasp yet hard to put down.

WaffleMath

Merge to Lava

Common Core State Standards

Every game supports specific Common Core standards. Browse the full standards library.

K.CC.B.4Count objects accurately MP1Make sense of problems MP7Use structure MP4Model with mathematics MP8Regularity in reasoning 1.NBT.B.2Tens and ones 2.NBT.A.1Hundreds, tens, ones K.OA.A.3Break numbers apart

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2nd Grade · 3rd Grade · 4th Grade

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What is Merge to Lava

A small board, a simple rule, and a river of lava waiting to be unleashed. Merge matching tiles and watch your creation come alive.

How to Play

Slide your mouse or finger to move tiles around the grid, bringing identical numbers together to merge them. Keep merging until you create lava blocks, which then flow and interact with the board automatically.

Tips for Playing

Plan your merges so that larger tiles stay near the center, giving lava more room to spread.
Merge early and often—smaller tiles are easier to clear before they pile up.
Use chain reactions to your advantage: position a merge so it sets off neighboring matches.
Keep an eye on obstacles and clear a path for lava before it gets blocked.
If the board feels stuck, merge any two tiles just to free up space and create new options.

Frequently Asked Questions

What is the main objective in Merge to Lava?

The goal is to merge matching tiles to eventually create lava blocks. These lava blocks then flow across the grid, clearing tiles and triggering chain reactions to complete each level.

How do I merge tiles?

You move a tile by dragging or swiping it onto an adjacent tile with the same number. When they touch, they merge into a single tile with a higher value.

What happens when lava is created?

Once you merge to a high enough level, the tile transforms into lava. The lava then spreads across the board, dissolving lower-value tiles and sometimes setting off additional merges.

Can I skip a level if I'm stuck?

Yes, most levels can be skipped after a few attempts. However, skipping means you'll miss out on potential bonus points, so it's often better to try solving the puzzle.

Are there any special tiles or obstacles?

Later levels introduce locked tiles, which need to be merged with a matching tile to unlock, and indestructible obstacles that block movement and lava flow. Plan your moves around them.

Is there a time limit?

No, there is no strict time limit in Merge to Lava. You can take as much time as you need to plan your merges and perfect your strategy.