Curated OER
Food Chains
Learners take a look at the relationship between organisms in food chains, food webs, and energy pyramids. After an opening demonstration by the teacher, pupils are split up into groups. Each one is assigned an environment such as:...
Curated OER
Food Chains
Fourth graders investigate food chains. They review cycles and discuss ecosystems. They select an environment and create a food chain in small groups. They write their food chain and label it for the class to evaluate. They create...
Curated OER
Which One Matters?
Learners study the balance necessary to maintain ecosystems and how changing that balance can impact the ecosystem. They identify and discuss the need for balance in any ecosystem and discuss how greenhouse gases impact ecosystems.
Science Struck
Science Struck: A Bird's Eye View of the Desert Food Chain
Describes how a food chain works in a desert and how the Mojave desert food chain works in particular.