
Echo Sequence
Listen, remember, and answer a growing melody.
Puzzle · Basic · Keyboard and touchPUZZLE / INTERMEDIATE
Eight conveyor crates, three bays and an exact capacity puzzle.
Play Cargo SortFree · No account · Keyboard and touch · Sound starts only when you choose

Pack the visible conveyor weights into three cargo bays, each with capacity eight. Press 1–3 or select a bay and Space to load the next crate. A bay may not exceed eight. All eight crates must fit, leaving every bay exactly full. C undoes the previous assignment when an undo remains; Chill has two, Standard one, Expert none. Plan ahead to avoid a packing dead end.
Use the on-screen directional and action buttons on a phone. Read the guide before choosing Start; the clock waits. Pause lets you take a break. Choose Chill, Standard or Expert before the run. Daily challenges use Standard.
Open the arcade and use this game’s Flight mode save button. It verifies the game files in this browser. Save while connected, then reopen Nuna Gaming before travelling. Browser storage can be cleared or evicted; export progress from Privacy & local saves for a personal backup.
This is a logic & numbers challenge. Explore this play style or compare controls, pace and comfort options. Difficulty describes mechanics, not an age recommendation.
Personal bests and completed challenges stay on this device. Favourites keep games on your shelf. There is no public ranking or account synchronisation.

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