To identify the ways people dispose of waste, and the possible advantages and disadvantages of each method.
Appropriate Grades: Grade 4,
Subject: Science
Appropriate Materials: None,
To distinguish between wastes that are readily biodegradable and those that are not.
Appropriate Grades: Grade 4,
Subject: Science
Appropriate Materials: None,
To identify ways that we pollute our water and air, and look at alternatives.
Appropriate Grades: Grade 4,
Subject: Science
Appropriate Materials: None,
To demonstrate that plant and animal wastes are recycled in nature.
Appropriate Grades: Grade 4,
Subject: Science
Appropriate Materials: None,
To identify and classify wastes that result from human activity.
Appropriate Grades: Grade 4,
Subject: Science
Appropriate Materials: None,