Added sugar is what separates these. The Signature Strawberry Lemonade (Kids) carries an estimated 32g, 3.2 times the 10g per-meal limit, while the lowest items have none.
The 10 items in this section range from 35 calories for the Burger King US Honest Kids Apple Juice Drink up to 300 calories for the Burger King US Kid's Cheeseburger. Boone measures added sugar against the US per-meal limit and sodium against limits by age and sex, and the calculator on every page can switch to UK guidance.