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.
This book was vetted for accuracy by an expert in Common Core State Standards. It is aligned with the COMMON CORE STATE STANDARDS for first, second, and third grade mathematics in operations and algebraic thinking and for second grade in numbers and operation in base ten:
1: OA, OA.3, OA.7, OA.8
2: OA, OA.1, NBT.9
3: OA.3, OA.4, OA.5, OA.6
Check out the ways in which math can be fun for this group of home-schoolers!