Marble Sort Level 29 Walkthrough Solution | Marble Sort 29

Marble Sort Level 29 Guide: The Tunnel Trap and Frontline Bait

This board immediately tries to trick you into clogging your game. You are staring down a heavy mix of Dark Blue, Brown, Red, and Orange blocks. The Top Tray is densely packed, hiding major threats right behind the front line.

You have five grey Mystery Boxes lined up across the very back row. They sit there completely unreadable. Worse, right in the middle of the board, sitting in the second column, is a Tunnel stamped with a '3'. You cannot access the back of the board until you drop three full matching sets to crack that Tunnel open. Look at your lower Boxes. The active top layer wants Orange, Light Purple, Orange again, and Dark Blue. Your Conveyor Belt will get overrun in seconds if you release the wrong front-row marbles.

The Brutal Board Layout in Marble Sort Level 29

Let’s break down exactly how this specific board is rigged against you.

Your bottom Boxes dictate everything. You have four stacks. The far-left stack needs Orange to clear first. The middle-left stack demands Light Purple. The middle-right stack wants Orange. The far-right stack needs Dark Blue.

Now look up at the Top Tray. The absolute front row offers you four blocks: Red, Dark Blue, Brown, and Dark Blue.

Do you see the massive logic trap here? Your bottom Boxes are begging for Orange and Light Purple, but the front of your Top Tray is entirely blocking them with Red and Brown blocks. If you tap that front-left Red block, you are dead. There is no Red bottom Box available until the very bottom of the far-right stack. That Red marble group will just sit on your Conveyor Belt taking up critical space. The front Brown block is the exact same bait. The Brown bottom Box is buried under Light Purple on the left and Orange on the right.

You must play the colors that actually have an open destination. Behind the frontline trap, the second row holds Brown, Light Purple, Dark Blue, Orange, and Green. The third row holds a Mystery Box, the locked Tunnel, and two more Mystery Boxes. The top row is a total wall of five Mystery Boxes. Your entire early game relies on surgically removing the Dark Blue blocks to expose the Light Purple and Orange blocks hidden in row two.

Marble Sort Level 29 Step-by-Step Walkthrough

Follow this exact tap order. Board space is incredibly tight, and one wrong release will ruin your run.

Dodging the Bait in Marble Sort Level 29

Your first moves must bypass the bait colors and focus entirely on the right side of the board.

1. Tap the Dark Blue block in the front row, second column from the left. Send it down.
2. Tap the Dark Blue block on the far right of the front row.
3. These two Dark Blue groups will drop into the Conveyor Belt and feed directly into the far-right bottom Box.
4. Do not touch the Red block on the far left. Leave the front Brown block exactly where it is. They are pure bait and will choke your space.
5. Clearing that right-side Dark Blue Box pulls up a Green bottom Box.
6. Look at the second row of the Top Tray. You just exposed a Light Purple block on the left side. Tap it.
7. Send the Light Purple group down to clear the middle-left bottom Box.
8. This uncovers a Dark Blue bottom Box in the middle-left stack.
9. You now have access to another Dark Blue block sitting in the middle of the second row. Drop it to clear the newly revealed Dark Blue bottom Box.

Cracking the Tunnel in Marble Sort Level 29

You just cleared three bottom Boxes. This is the exact number needed to trigger the midgame transition.

1. The '3' on the Tunnel now hits zero. The Tunnel immediately drops its contents, revealing more Light Purple and Dark Blue blocks.
2. The board starts to open up, but you are not safe. The middle-right bottom Box still demands Orange.
3. Tap the Orange block sitting in the second row of the Top Tray.
4. This clears the middle-right bottom Box and pulls up a Brown bottom Box.
5. Remember that front-row Brown block we ignored at the start? It is finally safe to play. Drop the Brown block down to the Conveyor Belt.
6. It will slide into the middle-right stack, clearing it and bringing up a Light Purple bottom Box.
7. Use the newly revealed Light Purple blocks from the opened Tunnel to clear this out.

Surviving the Mystery Box Wall in Marble Sort Level 29

With the Tunnel cleared and the second row empty, you finally expose the back half of the board.

1. The five Mystery Boxes in the back row will start revealing their true colors. Expect a wave of Light Blue and Purple blocks to appear.
2. Your bottom Boxes are now shifted. The far-left stack is asking for Green. The far-right stack is asking for Green.
3. Drop the Green block located on the far right of the second row.
4. As the back row Mystery Boxes flip, scan for Light Blue blocks. Your lower stacks will reveal Light Blue and Purple receptacles deep in the rotation.
5. Keep the Conveyor Belt organized. If you reveal a color from a Mystery Box that does not have an active bottom Box, hold it.
6. Drop the trapped front-left Red block only when the far-right bottom stack reaches its final Red receptacle.
7. Feed the backline Purple blocks into the remaining bottom Boxes to finish the board.