Here is a resource that demonstrates growth and the initial state of an equation. In this case, your class will be looking at baseball collections. How many baseball cards did the collector start out with, and how many were added or...

Students analyze how to calculate averages, and discuss the use of averages in baseball. They calculate averages and decimals to thousandths using the data on baseball cards.

Students engage in a lesson that focuses on the concept of linear equations. They practice solving problems with a variety of problems and graphing the solution set for each. Students write a summary paragraph about two methods of...

This task has the context of a baseball card collection. Students are shown four equations that might represent the number of cards in the collection where the total is a function of time. They are asked to explain what we can learn...