Curated OER
Boxing Up
Middle schoolers explore the relationship between theoretical and experimental probabilities. They use a box model to enter data provided and to randomly draw tickets from the box. Pupils click on any bar in a chart to display the...
Curated OER
Combating Corrosion
Study corrosion on bronze statues with a hands-on lesson. As pupils place a penny in water with salt, they observe the changes in the penny throughout a period of a week. They then analyze the pre-conservation and the post-conservation...
Pennsylvania Department of Education
How Many Ways?
Students estimate the amount of money they have in groups of pennies, nickels, and dimes. In this money lesson plan, students then count up the amounts they have and exchange money amounts.