Mystery Math (Electronic book text)

Algebra can be a mystery to many readers. But in this accessible first book of algebra set in a creepy haunted house, readers will learn to find the unknown number of skeletons, ravens, and bats by using simple addition, subtraction, multiplication, and division to solve equations. A hands-on activity further illustrates the topic by showing students how to make and use a balance scale. Vetted for accuracy by an expert in the new Common Core State Standards.