Salmon poke bowls go most smoothly when you treat the prep and the building as two different parts of the recipe. The prep has the adult-supported jobs: hot rice, grating carrot, slicing cucumber and pepper, and checking the smoked salmon. The building is where the child can slow down, copy the card and make the bowl look inviting.
Start with the rice decision. If you are using microwave pouches, an adult should manage the heating and opening because the steam can be sharp and sudden. Let the rice sit for a minute before children handle it. If you are using rice cooked earlier, cool and chill it safely, then bring it out only when you are ready to assemble.
Set up the vegetable tools for success. A box grater on a board is steadier than a small handheld grater, and a damp cloth under the board helps. Cucumber is often a good slicing job for children because it is steady and soft. Pepper can be trickier, so an adult can remove the stalk, seeds and ribs, then give the child flatter pieces to slice.
The sauce is a nice low-pressure measuring job. Two teaspoons of soy sauce and two tablespoons of mayo give children a clear spoon-counting task, then they can stir until the sauce looks smooth. If it drops in blobs rather than drizzling, add a tiny splash of water and call that an adjustment, not a mistake.
When it is time to build, use sections. Rice first, then carrot, cucumber, pepper and salmon in little groups. This makes the bowl easier for children to copy from the visual card, and it also gives picky or cautious eaters a bit more control because the foods are not all mixed together immediately.
Keep the finish gentle. Drizzle the sauce, add sesame or nigella seeds only if they are suitable, and offer chopsticks as a playful extra rather than a test. If chopsticks make the meal tense, a fork is a perfectly good tool. The win is the child building and eating a colourful bowl they understand.