Curated OER
Basic Sense
Fifth graders add fractions. After a class discussion on real life application of fractions, the teacher uses fractions strips to model adding fractions. In pairs, 5th graders model adding fractions by drawing diagrams. They justify...
Curated OER
Hershey Chocolate Fractions
In order for students to acquire knowledge about math concepts, and in particular fractions, they need concrete ways to practice an abstract concept.¿¿¿ Using Hershey bars builds on prior knowledge as most students have probably...
Curated OER
Discovering Math: Computation
Middle schoolers add, subtract, multiply, and divide rational numbers. They find the square and the cube of numbers. They create a game incorporating computation on rational numbers. Everyone works together to write and evaluate...
Curated OER
Differentiation of Student Products
A great way to differentiate instruction is to allow for diverse outcomes from the same assignment.
Pennsylvania Department of Education
Use Order of Operations to Evaluate Expressions—No Grouping Symbols
Students identify and explain different types of data collection and graphs. In this graphs and data collection lesson, students record their observations of a variety of data collection tools and graphs displayed in the room. Students...
Education Development Center
Anita's Way to Add Fractions with Unlike Denominators
Could you develop your own way to add fractions with unlike denominators? An in-depth task has scholars examine a fictional conversation between several people in which they discuss a method of adding fractions with unlike denominators....
Curated OER
Adding and subtracting fractions: the same sized slice
Learners establish a strategy for adding simple fractions. They convert improper fractions to mixed numbers and interpret drawings and storyboards.
Curated OER
Big Magic Squares
Students discover that magic squares are interesting objects in both mathematics proper and in recreational mathematics. So they are objects that students should have heard about and experienced.
Curated OER
Transportation Math
Students explore the concept of exponents. In this exponents lesson, students evaluate various bases to powers. The bases to a given power are in the context of miles driven, stops on a route, and minutes spent in route. Students read...
Curated OER
Math Jeopardy
Students play a game to practice concepts and principles that can be adapted to any subject.
Curated OER
Math Jeopardy
Students, in teams, play Math Jeopardy against each other as a way to reinforce their skills.
Curated OER
Arrays To See Multiplication
Fifth graders examine multiplication. They construct arrays to demonstrate specific multiplication facts. They identify examples and non-examples of arrays. Students use counters to model the commutative property of multiplication.