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In this nutrition activity (page 3 of the PDF), learners will record their food consumption for one day, and then evaluate how their actual diet matched up with the recommended diet.

In this activity, learners will explore vegetative propagation while preparing food scraps to grow into plants.

In this activity (4th activity on the page), learners test to see if saliva is necessary for food to have taste.

Some animals can swallow food whole, but humans have to chew. In this activity, learners will investigate what saliva does chemically to food before we even swallow.

In this activity, learners burn a peanut, which produces a flame that can be used to boil away water and count the calories contained in the peanut.

Fat is a very important component in our diet. It's the most efficient source of energy in our bodies, and plays an important role in the flavor of foods.

In this activity about olfaction (9th activity on the page), learners smell 10 different items with different odors, including some edible food items.

In this investigation, learners gather information on various food items during a field trip to a local grocery store.

This is a hands-on activity that uses bread and household materials to grow mold. Learners collect dust from a room, wipe it on food, and contain it. One to seven days later, mold has grown.

Although we may not admit it, all humans fart or pass some gas. In this activity, learners make their own model to mimic food passing through intestines and discover what releases gas.

This lesson is designed to serve as an introduction to the immune system. It can stand alone or it can lead into further studies of the immune system.

In this activity (1st activity on the page), learners explore their sense of taste and the structure of the tongue by taste-testing various foods.

In this simulation, learners act out each digestive function of the organs, tissues, and cells in the digestive tract.

This simulation helps learners understand what happens to food as it passes through the digestive system.

In this activity, learners explore how eating unhealthy food can damage a heart and arteries.

In this activity, learners investigate vitamin C.

In this activity (12th on the page), learners investigate their ability to discriminate (see) different colors.

This guide outlines how to plant a garden even if you don't have a yard!

In this activity (5th activity on the page), learners explore how what you see influences taste. In experiment 1, learners taste five sodas, one of which is clear soda with orange food coloring.

In this activity, learners conduct tests for proteins, glucose, and starch.