Curated OER
Don't Eat the Crayons: Real-Life Multiplication
Third graders use items which come in sets to look for real-life multiples and write multiplication problems. This lesson assess the student's understanding of the meaning of multiplication using an array model and manipulatives.
Curated OER
Factoring Trinomials
Students factor trinomials using algebra tiles and blocks. In this algebra lesson, students complete a trinomials station activity. They work backwords to find their answers and discuss their steps in a group.
Curated OER
Weigh Out the Algebra
Students solve linear equations. In this algebra lesson, students use manipulative's to see the steps taken when solving linear equations. They solve using addition, subtraction, multiplication and division.
Curated OER
Perfectly Puzzling Pentominoes
Second graders utilize manipulatives (pentominoes) to demonstrate knowledge of: lines of symmetry, slides, reflections (flips), rotations (turns), area, and perimeter. This lesson gives students a meaningful way to practice these...
Curated OER
Fraction Fun
Students practice identifying common fractions using various manipulatives. They visit a visual fractions website and complete an activity. In the final activity, students create real-life problems.
Curated OER
Ravishing Rings (Multiplication with a Snack)
Students understand multiplication through the use of snack manipulatives. In this multiplication lesson, students solve a multiplication problem using pretzels and then create and answer original problems. Students analyze how they got...
Curated OER
Second Servings
Second graders understand the appropriate sizes for food portions. In this food groups lesson, 2nd graders create and measure a meal using correct portion sizes and correct measurements.
Curated OER
Regrouping Ten Ones for One Ten
Young scholars explore regrouping. In this hands-on math place value lesson, students construct models using connecting cubes and place value mats to solve simple addition problems that require regrouping.
Ohio Department of Education
Fraction and Decimal Equivalency
Mathematicians make representations of fractional parts of a whole and learn that a decimal is another way to represent a fractional part. Understanding is extended by comparing and ordering fractions and decimals on a number line. This...
Curated OER
A Penny Saved is a Penny Earned
Students explore the concept of exponential growth. In this exponential growth instructional activity, students manipulate power models with base 2. Students discuss what would happen if you doubled a penny over the course of...
Curated OER
Marble Grab Bag: Certainly? Maybe? Impossible?
Second graders use a hands-on activity and a data chart to explain the certainty, probability, or impossibility of drawing a particular color of marble from a bag. This lesson comes with an excellent website, and many good worksheets...
Curated OER
Two Digit Addition with Regrouping
Young scholars explore the concept of "regrouping." In this 2-digit addition with regrouping lesson, students create visual representations of combinations that equal ten using a tens frame. Young scholars use manipulatives to represent...
Curated OER
Less Than Zero
Young scholars keep track of money. In this money management lesson plan, students read Less Than Zero by Stuart J. Murphy and manipulate a number line to keep track of spending and borrowing in the story.
Ohio Department of Education
I Can Name that Angle in One Measure! - Grade Eight
Collaborative groups work with geometry manipulatives to investigate conjectures about angles. They create a graphic organizer to use in summarizing relationships among angles in intersecting, perpendicular and parallel lines cut by a...
Curated OER
Areas and Volumes
Tenth graders calculate the area and the volumes of polygons. In this geometry lesson plan, 10th graders review the formulas used to solve for the area and volume and explain to the class how they arrived at their answer. They search...
Curated OER
Why Doesn't SSA Work?
Students investigate the relationship between angles and their sides. For this geometry lesson, students prove why SSA does not work as a true angle side relationship theorem.
Curated OER
Investigating Area Using Tangrams
Tenth graders connect the history of geometry to problem solving. In this geometry lesson, 10th graders investigate polygons through hands on manipulatives and solve problems relating to parallelograms and triangles. They calculate the...
Curated OER
Circles and Stars
Students solve multiplication problems utilizing virtual manipulatives, express multiplication problems in form of expressions, enter data into a spreadsheet and analyze results, and play game Circles and Stars.
Curated OER
It's a Fact!
Second graders investigate the concept of addition and subtraction while manipulating a variety of different resources. They focus upon the use of the games in order to keep student engagement. Then students are given the opportunity to...
Mathematics Assessment Project
Sorting Equations and Identities
Identify the identity. Learners first solve equations to find the number of solutions. Scholars then determine if given equations are always, sometimes, or never true, leading to the concept of identities.
California Education Partners
Lashelles Garden
Let knowledge grow bountifully like plants in a garden. Given a diagram of a rectangular garden split into plots, scholars determine the area of the entire garden and the areas of the individual plots. As a culminating activity, they...
Center for Mathematics and Technology
Whole Numbers: Using an Area Model to Explain Multiplication
There are many ways to work through a multiplication problem. Using an area model, kids complete several worksheets with different types of multiplication problems, including multiplying by ten, and explain how the new strategies differ...
National Security Agency
What’s Your Coordinate?
Your middle schoolers will show what they know with their bodies when they become the coordinate plane in this conceptual development unit. Starting with the characteristics of the coordinate plane, learners develop their skills by...
McGraw Hill
Stellar Parallax Interactive
How are scientists able to measure distances between stellar bodies? Turns out it's not very easy! Learners explore the process of trigonometric parallax as the method of determining these distances. They experience the same challenges...