The brother-sister pair Carlos and Clarita need your class's help in developing their new pet sitting business. Through a variety of scenarios and concerns presented to the siblings, the learners thoroughly explore systems of equations...

Caps for sale! Get your class into some monkey business with a fun set of activities based on Esphyr Slobodkina's Caps for Sale. Pupils practice tracing lines between caps and monkeys, identify colors of caps,...

Don't use an average resource ... use this one. As a middle school assessment task, learners first determine mean, median, and mode of salaries given in a frequency table. They then investigate how a change in one value changes the...