Pupils visualize distance-rate-time problems by using bar models. The lesson plan presents examples of four different types of rate problems and shows how they can be solved using bar models and equations. Each example is...

Connect the tortoise and the hare fable to mathematics. Learners first identify key terms related to distance, rate, and time. They then solve distance/rate/time problems using different representations.

Studying function means more than simply learning a formula. Learners must use functions to think through four problems and find solutions. Each task utilizes a different concept from a study of functions. Class members might...