Curated OER
Comparing Candy Bars
Eighth graders identify that a ratio is a comparison of two numbers and that a proportion is an equation that equates two ratios. They identify the extremes and means of proportions, as well as the product of the extremes equals the...
Curated OER
Addition Stories
First graders incorporate language expressions, such as first, then, and together into a story and write the math equations that they represent. Concepts for the process of addition are developed using manipulatives, modeling, and...
Curated OER
Coin Connections
Young scholars examine the Illinois state quarter and review Lincoln and the fact that he is also on the penny. They color paper coins, identify their values, and create a money mobile. They play a Cent Sense game to practice which coins...