Alabama Learning Exchange
Mix it Up! Exploring the Commutative and Associative Properties of Addition
Examine commutative and associative properties with your class. They'll explore the relationships between addition and subtraction and investigate patterns as they solve addition problems. Links to an assessment and a table game are...
Curated OER
Domain: Operations and Algebraic Thinking
Practice basic operations for young mathematicians in fun ways! Using two decks of cards (Ace through 10 plus the joker), learners play "memory" by matching numbers that can be added to make 10 and writing number sentences. In another...
Curated OER
The Learning Book
First graders identify, comprehend, and evaluate the content and artistic aspects of oral and visual presentations. Then they participate in formal and informal presentations and discussions of issues and ideas. Students also create...
Curated OER
Associative Property of Multiplication
Third graders discover the associative property of multiplication. In this multiplication lesson, 3rd graders explore visual examples of using the commutative and associative properties of multiplication. They also practice solving...
Curated OER
World Hunger - A Cultural Crisis
Learners explore the problem of world hunger and starvation. After a class discussion, students use a map to identify specific areas where populations are starving. In groups, learners research reasons for the lack of food. They prepare...
World Wildlife Fund
Take 6
Investigate the various properties of the number six with this elementary math lesson. From simple addition, subtraction, multiplication, and division problems to the creation of hexagonal tessellations, this lesson covers all aspects of...
Curated OER
Candy Machine
Using the concept of a candy vending machine, young mathematicians explore the sugar ratios found in different types of candy. Using the provided information, class members calculate and compare different ratios in...
EngageNY
Tables of Equivalent Ratios
Don't table the discussion on equivalent ratios — do it now! Scholars create tables of equivalent ratios to represent contextual problems. Pupils go on to use the tables to answer questions within the context. The lesson plan is ninth in...
Kenan Fellows
Reading Airline Maintenance Graphs
Airline mechanics must be precise, or the consequences could be deadly. Their target ranges alter with changes in temperature and pressure. When preparing an airplane for flight, you must read a maintenance graph. The second lesson of...
Code.org
Algorithms Detour - Minimum Spanning Tree
This optional lesson introduces the class to the idea of a minimum spanning tree. The activity focuses on determining an algorithm that will find the most efficient path in a network to transfer data.
Missouri Department of Elementary
Put Yourself in Check
The final lesson in a four-part unit on conflict resolution offers middle schoolers strategies for how to keep themselves in check when involved in conflicts. A role-play activity and a reflective journal stress the importance of...
EngageNY
Distance on the Coordinate Plane
Apply the Pythagorean Theorem to coordinate geometry. Learners find the distance between two points on a coordinate plane by using the Pythagorean Theorem. The vertical and horizontal change creates a right triangle, which allows...
EngageNY
Interpreting and Computing Division of a Fraction by a Fraction—More Models II
No more inverting and multiplying to divide fractions. Applying concepts of measurement division from the previous lesson, pupils consider partitive division using fraction bars and number lines. They first convert fractions to like...
Missouri Department of Elementary
Communicating with I-Messages (1/2)
Scholars watch two puppet dialogues illustrating negative and positive communication between friends. Then, they discuss how the puppets' communication skills influenced the outcome of each interaction.
EngageNY
When Can We Reverse a Transformation? 1
Wait, let's start over — teach your class how to return to the beginning. The first lesson looking at inverse matrices introduces the concept of being able to undo a matrix transformation. Learners work with matrices with a determinant...
Missouri Department of Elementary
Community Wellness Fair
Seniors work with teachers, counselors, and administrators to organize a community wellness fair. Committees take on the responsibility for the various tasks (publicity, set up, hospitality room, agency contact, thank you letters, etc.)....
Missouri Department of Elementary
Fatal Accident
While there may not be any ghostbusters in the neighborhood, there are plenty of emergency response agencies ready to give support if something is amiss. To that end, instructors invite a member of an emergency response agency to address...
EngageNY
Changing the Base
I can't calculate a base-2 logarithm since my calculator doesn't have a base-2 log key. Young mathematicians use the change of base formula to extend the properties of logarithms to all bases. Among these bases is the natural log base,...
EngageNY
Irrational Exponents—What are 2^√2 and 2^π?
Extend the concept of exponents to irrational numbers. In the fifth installment of a 35-part module, individuals use calculators and rational exponents to estimate the values of 2^(sqrt(2)) and 2^(pi). The final goal is to show that the...
EngageNY
Multiplying and Dividing Expressions with Radicals
That's radical! Simplifying radicals may not be exciting, but it is an important skill. A math lesson provides explanations of properties used throughout the material. Scholars practice skills needed to multiply and divide...
Kenan Fellows
How Does an Unhealthy Diet Influence our Health and Well-Being?
You are what you eat, or so they say! After surveying family and friends on a week of eating habits, learners analyze the data for patterns. They compare different variables such as fats and cost, fats and calories, or fats and LDLs.
Curated OER
Equation of State Problem Set
Students demonstrate their understanding of the equation of state by computing the gas constant from air properties. They use online research tools and apply integrated math problem-solving strategies to solve problems outside the realm...
Curated OER
Abiator's Interactive Mathematics Activities
Students use an internet resource to practice problem solving. They use the Abiator's Interactive Mathematics to complete the problem solving activities provided by the website. In addition, they write down their answers on a piece of...
Curated OER
Hardy-Weinberg Problems Tutorial
Students are tested on their ability to solve mathematical problems dealing with the Hardy-Weinberg principle. There are 7 basic types of Hardy-Weinberg Problems which are randomly chosen by the program. Students sit at the computer...