Yes, vegetables are always going to be among the lowest calorie dense foods, and therefore not going to taste that appealing in the face of other options. It’s no surprise then that the ones kids tend to like the most are those vegetables that are highest in density ie corn, carrot, potato, peas. So while you’re not going to teach them to like vegetables, still good to teach them their importance and that they should eat some things even though they don’t taste good