Curated OER
Comparing Amount of Rainfall in Different Geographical Areas
Learners construct rain gauges and use them to log rainfall in their school zone, local city, and region and then compare and discuss them by plotting this information.
Curated OER
Percents and Discounts
Students convert between decimals and percents. In this algebra lesson, students define percent as it relates to sales and tax. They calculate the percents of number using multiplication.
Curated OER
Coin Drop
Students calculate the theoretical and empirical probability by dropping coins on a grid. They record their data and compare the theoretical and empirical data. Students make predictions about the results before conducting the experiment.
Curated OER
What's My Ratio?
Students investigate ratios of various objects. In this ratios of various objects instructional activity, students draw pictures on graph paper and then dilate or shrink the image. Students determine the ratio of their...
Curated OER
How Many Thousandths Are in Your Box?
Students identify the different place values. In this algebra lesson, students represent decimal place values with manipulatives. They identify the correct place value using commas and mathematical reasoning.