Curated OER
Light Bulbs are Almost Burned Out
Incandescent light bulbs were enlightening more than 130 years when Thomas Edison invented them. More recently, US Congress passed legislation to increase efficiency standards. Your 5th, 6th, or 7th graders will be enlightened as they...
Beyond Benign
Truckin’ to Your Table
Food takes a trip to the table. Class members choose a meal from a menu and calculate the total cost of the meal including tax and tip. Using a food origin card, pupils determine how far each of the ingredients of a meal traveled to end...