Make a face with a big mouth. Have the kids feed the mouth pictures of healthy food and put pictures of unhealthy foods in a basket or trash can.
Have the kids make collages of their favorite foods.
Make three plates, one for breakfast, one lunch and one dinner. Show the children pictures of foods for these three meals and have them put them on the paper plates.
Read Growing Vegetable Soup by Lois Ehlert and make your own vegetable soup.
Plant lima bean seeds or another kind of fruit or vegetable.
Let the children examine fruits and vegetables that have been cut open in the sensory table.
Use kitchen gadgets (spatula, spoon, fork, whisk, etc.) to paint with.
Cut shapes into potatoes and make dip them in paint to make potato prints.