The 15th lesson in the series of 24 helps your classes understand the ppm (part per million) unit of measure. First, scholars experiment with food coloring to determine concentrations before applying their findings to calculate...

Young scholars practice adding money after reading a story.  In this economics lesson plan, students read the book Pigs Will be Pigs by Amy Axelrod, and examine how decimals, dollar signs, and adding money is used when making a...