Curated OER
Household Hazardous Waste Identification
Fourth graders learn about reduce, reuse, and recycle and identify household hazardous products. Students learn about less hazardous alternatives and complete an inventory of hazardous materials in a typical household.
Curated OER
Household Hazardous Waste Identification
Fourth graders discuss the concept of reduce, reuse and recycle. They identify products in their homes that are hazardous and discover alternatives to them. They examine the inventory of other classmates hazardous materials.
Curated OER
Slash Trash! Reducing, Reusing and Recycling Our Way to Zero Waste
The other "Three Rs" are covered in this lesson: reduce, reuse, and recycle. Over four weeks, conservationists collect data about waste in their own homes. They combine their findings with those of other students in order to analyze...
Curated OER
What's It Worth? Thinking About Weights and Measures
Students examine how weights and measures can be used to assess value, that traders must be wary of fraudulent practices, and appreciate the Akan weights as works of art.