Subject:	Science
Topics:	Food chains, producers and consumers, decomposers and decomposition, living and non-living parts of ecosystems, types of soil, experimentation
Duration:	Five 20-60 minute lessons

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Fourth Grade Overview

Food Chain

Create a food chain and discuss the primary source of energy in most food chains.

Producers and Consumers

Discuss and give examples of producers and find consumers and producers in the garden.

Start a compost to observe and learn the role of fungus, bacteria, and invertebrates in decomposition.

Observe the non-living and living components of the garden ecosystem and learn how the two components are interdependent.

Compare seed germination in different soil types by making predictions, conducting an experiment, and creating graphs.