They’re the only living things that make their own food. Not only that, but they are the source of all food for every other living thing. What are they? Plants! This lesson makes the connection that people have to plants.
Discover why earthworms are considered a gardener’s best friend. The mini worm bin, or “wormery”, built in this activity allows students to observe the worms as they convert plant material into rich compost.
The worm “condo” built in this activity allows students to observe worms tunnel through the dirt and see their segmented body parts in action. When the class is done observing the worms, return them to their natural environment.
This is a two-part lesson that can be done over a week. It begins by using vinegar to dissolve an egg’s shell (dissolution) without breaking the membrane that contains the egg. The shell-less eggs are used in the second part of the experiment to study osmosis, the movement of water across a membrane
This fast-moving relay race teaches students that before any product leaves a factory, or enters a store, it began as a resource or product of the natural world - most likely agriculture. Students will work in teams and run a relay race where they have to quickly decide the source of a product and then race to place it into one of the buckets marked Factory, Store, Farm or Earth.
Agriculture, Biology, Natural Resources
| Age: K - 12th
Students grow mold on apple slices to simulate fungus diseases that attack apple trees. Students apply various “treatments” to apple slices, hypothesize which places and treatments are ideal for growing molds, and observe and name the molds like a plant pathologist