Curated OER
Fairy Tale Math
Have class members rewrite a favorite fairy tale in order to incorporate numerical information. For inspiration, the teacher provides an example written by another second grader. These modified stories are then used to write word...
Curated OER
Roman Bernardo: Solving Linear Equations
Mathematicians use an inquiry method to solve linear equations. In this linear equations instructional activity, students practice solving equations using addition, subtraction, multiplication and division. They solve multi-step...
EngageNY
Putting the Law of Cosines and the Law of Sines to Use
Use the Law of Cosines and the Law of Sines to solve problems using the sums of vectors. Pupils work on several different types of real-world problems that can be modeled using triangles with three known measurements. In the process,...
Illustrative Mathematics
Two Interpretations of Division
Division can be seen in two ways; as splitting a whole into a certain number of pieces, or splitting it into pieces of a certain size. Help your class reach this understanding with these two simple word problems. Encourage the use of...
EngageNY
Bacteria and Exponential Growth
It's scary how fast bacteria can grow — exponentially. Class members solve exponential equations, including those modeling bacteria and population growth. Lesson emphasizes numerical approaches rather than graphical or algebraic.
EngageNY
Deriving the Quadratic Formula
Where did that formula come from? Lead pupils on a journey through completing the square to discover the creation of the quadratic formula. Individuals use the quadratic formula to solve quadratic equations and compare the method to...
EngageNY
Solving Problems by Function Composition
Stay composed while solving problems. Learners put their knowledge of compositions to solve problems. To connect with the concept, scholars compose equations to answer questions from real-world situations. Finally, pupils practice using...
Curated OER
Delivery Trucks
Written to assess young scholars' knowledge of interpreting expressions that represent a quantity in terms of its context, this machine-scored task also allows for a good discussion about units guiding the problem solving and solution.
EngageNY
Using Trigonometry to Determine Area
What do you do when you don't think you have enough information? You look for another way to do the problem! Pupils combine what they know about finding the area of a triangle and trigonometry to determine triangle area when they don't...
West Contra Costa Unified School District
Talking About Distance, Rate and Time
Connect the tortoise and the hare fable to mathematics. Learners first identify key terms related to distance, rate, and time. They then solve distance/rate/time problems using different representations.
Illustrative Mathematics
Plastic Building Blocks
Let's build a castle! Dennis and Cody have big plans, but do they have enough blocks between the two of them to accomplish their goal? A great context that requires students to add and compare mixed numbers. Encourage the use of pictures...
EngageNY
Angle Problems and Solving Equations II
Demonstrate the application of algebra to geometric angle relationships with an activity that asks learners to use what they know about adjacent and vertical angles to write algebraic equations. Diagrams become more complex in this...
EngageNY
Solving for Unknown Angles Using Equations
They say a picture is worth a thousand words—and your pupils may agree after this instructional activity! They read a geometric description and create a diagram from that description. Their diagrams help them find unknown measures based...
Curated OER
Watering Can
Pupils problem-solve a technique to pass pass a one gallon water container around a circle without using any hands or arms and making sure that everyone in the circle has touched the container. After several attempts, they reflect of the...
Curated OER
Pythagorean Theorem and Problem Solving
Learners use the Pythagorean Theorem to solve problems. In this geometry lesson, students identify the properties of a right triangle. They find the missing side and angles of a right triangle.
Curated OER
Problem Solving and the Sports Page
Fourth graders create and solve sports-related word problems.
Curated OER
Outdoor Activities/Problem Solving: Math Goes to the Playground
Students build their math skills outdoors. In this early childhood math lesson, students use comparative language as they chart and graph the items on their playground.
Curated OER
What Can the Wind Blow?
Students observe math and science concepts no matter which way the wind blows. In this early childhood problem solving lesson plan, students will develop science, math, and observation skills as they learn about the wind.
Curated OER
Have Block Party!
Learners discover that the possibilities are limitless in this block-building activity. In this early childhood, problem solving lesson, students develop social, problem-solving, math, and language skills using a specific number of...
Curated OER
Getting Ready to Become An Adult
Learners participate in a problem solving activity and discuss how effective their solution was. In this getting ready to become an adult instructional activity, students read Ta-ne-e-ka and use guiding questions to address the...
Curated OER
Multiplication Math Multiples
In this multiplication worksheet, students problem solve 60 multiplication math problems dealing with the multiples of 2, 3, 4, 5, and 6.
Curated OER
Multiplication Math Problems
In this multiplication worksheet, students problem solve 56 multiplication math problems involving multiples of 3, 4, 5, 6, 7 and 9.
Curated OER
Story Problems
Youngsters learn how to solve story problems. They listen to story problems, learn how to identify important information in a problem, and observe how to solve a story problem. Pupils practice solving an addition story problem with...