It's raining (systems of) cats and dogs! The fifth unit in a nine-part course presents systems of equations and inequalities within the context of pets. Scholars use systems of inequalities to represent constraints within situations...

First graders observe the various parts of a calculator and how to add and subtract using it. They use a worksheet to label each part of a calculator and practice some problems orally until they feel comfortable using a calculator and...

First graders listen to story "The Pentathlon," discuss importance of number zero, create 100 badge to wear, look for and circle 100 sight words in newspaper, create pictures made with 100 squares of paper, and use interactive writing to...

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...