Marble Sort Level 179 drops you into a board where a giant chain splits the Top Tray down the middle, sealing off the right side completely. The left cluster hides the golden key that shatters this lock, so your first job is to tunnel through the left side and grab it before the Conveyor Belt fills up. Matching White, Purple, Red, and Orange matters, but only after the chain is gone.
The Top Tray's left side is a dense stack: bottom row has White, Purple, Red; above that sit two Orange and one Pink; then White, Dark Grey, Green; and the Golden Key rests on top of the Dark Grey. The right side is all grey hidden blocks—pure bait. Bottom Boxes start with Orange, Purple, Red, Orange in front, then Purple, White, Dark Grey, Light Pink behind, then Pink, Purple, Dark Grey, and finally White, Orange, Yellow, Green in the back.
Marble Sort Level 179 Walkthrough
The front bottom Boxes, left to right, ask for Orange, Purple, Red, Orange. Your early taps must feed these exact colors. The second row exposes White, Dark Grey, Light Pink, and the third row needs Pink, Purple, Dark Grey. The back row hides White, Orange, Yellow, Green.
The trap is that Orange is needed on both ends of the front row, but the Orange blocks in the Top Tray sit under a White block. With no White bottom Box in the front row, you must park that White on the belt temporarily. Two blue Tunnels at the top hold four blocks each and only release them when the space below clears.
How to Beat Marble Sort Level 179 — Step-by-Step
Phase one: Mine the left cluster for the key
- Tap the Purple block from the bottom row of the left Top Tray and drop it into the matching front bottom Box.
- Send the Red block from the same row to clear the other middle front Box.
- Now tap the White block on the far left; it will clear the exposed White bottom Box in the second row.
- With that White gone, the two Orange blocks are reachable—drop them into the left and right front Boxes to open the board.
- Dig deeper: feed the Pink, Dark Grey, and Green blocks as their bottom Boxes appear.
- Finally, release the Golden Key block onto the belt; when it reaches a bottom Box, the chain shatters.
Phase two: Handle the chain drop and belt pressure
- Now the right side is open—tap the bottom hidden blocks one at a time.
- If a revealed color matches a front-row bottom Box, drop it immediately.
- If you see Yellow or Green, keep them on the belt; their Boxes are deep in the back row.
- Keep pulling from the left side, which has known colors, to clear the middle bottom Boxes.
- Clear the spaces under the blue Tunnels to make them drop their blocks; these extra blocks will fill gaps later.
Phase three: Finish the stragglers and tunnels
- Stop tapping hidden blocks when the belt has only two free slots left.
- Focus on the back-row Dark Grey and Yellow Boxes—unlock them to drain the backlog.
- Empty the last blocks from the blue Tunnels, matching them with the final Green and Light Pink Boxes to complete the board.
Tips & tricks
- Always clear the front row of bottom Boxes before touching the right side.
- Use the left side's known colors to create space on the belt when hidden blocks reveal risky colors.
- Watch the blue Tunnel counts—plan your clears to release them at the right moment.
Common mistakes
- Spamming hidden blocks early floods the belt with unmatchable colors.
- Ignoring the White block trap means you can't reach the Orange, stalling progress.
- Letting the belt fill with Yellow and Green while waiting for back-row Boxes is a common loss.
Marble Sort Level 179 FAQ
Why does my Conveyor Belt flood on Marble Sort Level 179?
Because the right side's hidden blocks reveal random colors that often don't match the front bottom Boxes, and you have to park them on the belt while you clear blockers.
Which color do I clear first on Marble Sort Level 179?
Purple and Red first, since they match the front middle Boxes and are accessible without moving a White block.
How many moves does it take to clear Marble Sort Level 179?
There's no fixed move count, but a smooth run usually takes around 40 to 50 taps to clear all Boxes and tunnels.
Do I need boosters to beat Marble Sort Level 179?
No boosters are required if you follow the left-cluster-first strategy; the level is designed to be beatable without them.
What happens if I tap the right side early on Marble Sort Level 179?
You'll likely reveal unmatchable colors that jam the belt, and since the chain is still up, you can't clear them, leading to a quick loss.
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