Kindergarten children can eat all kinds of healthy and nutritious foods, including:

1. Fruits: Fresh fruits are rich in vitamins and minerals, and can be cut into small pieces or mud for children to eat.

2. Vegetables: All kinds of vegetables are healthy foods, which can provide children with nutrients such as cellulose, vitamins and minerals. Vegetables can be cut into small pieces or squeezed into juice for children to drink.

3. Breads: Whole wheat bread and oatmeal are rich in carbohydrates and cellulose, and can be eaten as breakfast or snacks for children.

4. Eggs: Eggs and quail eggs are rich in protein and nutrients, and can be cooked into custard or fried eggs for children to eat.

5. Fish: Salmon and cod are rich in Omega-3 fatty acids and protein, which can be roasted, steamed or boiled into soup for children.

6. Beans: Tofu and soybean milk are rich in plant protein and nutrients, and can be made into snacks such as tofu brain and dried tofu for children to eat.