To identify the ways people dispose of waste, and the possible advantages and disadvantages of each method.
Appropriate Keywords: Waste,
Appropriate Materials: None,
To distinguish between wastes that are readily biodegradable and those that are not.
Appropriate Keywords: Waste,
Appropriate Materials: None,
To identify ways that we can reduce the amount of pollution that we create.
Appropriate Keywords: Water,
Appropriate Materials: None,
To look at how opaque, transparent, and translucent materials interact with light.
To create a shadow screen and use it to explore the principles of light and shadow by actually using them.
Appropriate Materials: None,
To identify ways that we pollute our water and air, and look at alternatives.
Appropriate Materials: None,