Get dried corn on the cob from a store. Then pluck all of the kernels off of the cob. Next put the cob into a clear container and wait about one to two weeks. New corn sprouts should begin to form. You can plant this and grow corn. Talk to your children about where milk comes from. Then fill a latex glove full of milk and poke small holes in one or two of the fingers. Now the children can see how it is to really milk a cow. Bring to your class the different things that pigs eat. You can even have them for snack if you want.
To show children how plants drink water. Put celery (with leaves) into a clear glass about half full of water. Put food coloring into the water. The celery will turn the color of the food coloring within a couple of days. Talk to your children about how horses like to eat grass. Then grow some grass in an aquarium or pot. Get dried corn on the cob from a store. Then pluck all of the kernels off of the cob. Next put the cob into a clear container and wait about one to two weeks. New corn sprouts should begin to form. You can plant this and grow corn Go to your local feed store and buy horse pellets. Show your children what horses eat.
Collect Duck feathers from the local park or petting zoo. Show your children how the feathers repel water by putting them on the table and squirting a small amount of water on them Get several raw eggs and place them into different liquids (vinegar, cola, water, kool-aid, etc.) Ask your kids what they think will happen to each egg. Put them in a corner then in a couple of days look at the different effects the substances had on the egg. Talk to your class about corn. Then show them all of the different things that are made from corn (corn kernels, cornstarch, cornmeal, popcorn). Ask them if they think these all came from the same plant. Then get a whole cob of corn (often sold as Squirrel food) and let them see the source. Use an incubator to hatch a baby chick. You can order an egg from several Internet sites or ask a local hatchery (most will be happy to help out a school) Everything Preschool >> Themes  >> Farm Animals >> Science