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Lesson Plan
Curated OER

Adam's Watch

For Teachers 3rd
Third graders use their watches to tell the time while the teacher lists their responses on the board along with the reasons for them (set incorrectly, gain/lose time). They solve the problem in pairs and focus their thinking on the...
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Lesson Plan
Curated OER

Using Trigonometry

For Teachers 5th
Fifth graders explore the use of trigonometry to find unknown sides and angles in right-angled triangles, taking the concepts that were developed in the previous unit and looking at different ways of practicing the new skills. Students...
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Lesson Plan
Curated OER

The Diagonal Of A Box

For Teachers 7th - 9th
Students solve problems using the pythagorean theorem. They use critical thinking skills in order to use a systematic process to solve the problem. Upon solving each problem the uniqueness of the lesson is asking students to give an...
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Lesson Plan
Curated OER

The Rock Pool

For Teachers 3rd
Third graders use number sense and appropriate problem solving techniques to solve the assigned problems. They write out the solutions to the assigned problems. They work in groups to solve the problem before reporting back to the whole...
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Lesson Plan
Curated OER

Cloudy With A Chance of Meatballs

For Teachers 3rd
Third graders use a variety of information resources to identify local environmental issues and examine the ways that people have tried to solve these problems. They read "Cloudy With A Chance of Meatballs" and create a list of three...
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Lesson Plan
Curated OER

Patterns and Possibilitiies

For Teachers 5th - 8th
Learners gain an understanding of the value and importance of patterns in mathematics. Through video, interaction and hands-on activities, students identify concrete and abstract patterns incorporating logic and deductive and inductive...
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Lesson Plan
Curated OER

Finding Satisfactory Solutions

For Teachers 6th - 9th
Students decide where to locate ice cream stands in a town so that no one has to travel too far to buy a treat. The problem-solving strategies for this problem give students a chance to decide what makes a solution satisfactory.
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Worksheet
Curated OER

All In the Family

For Students 8th - 9th
In this algebra worksheet, learners rewrite word problems into algebraic expressions and solve the equation. They examine sport coaches and decide which ones have experience in ranking, school, and length of service.
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Worksheet
Curated OER

Tiles, Balances and Equations

For Students 9th - 11th
In this algebra worksheet, students solve systems of equations using elimination or linear combination. There are 24 questions with an answer key.
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Lesson Plan
Curated OER

A Package of Pringle

For Teachers 6th - 10th
Here is a problem-solving lesson that has learners take the role of a packaging expert to design an inexpensive means of packaging a potato chip. It could benefit from having more specific detail about the lesson itself, but it does make...
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Lesson Plan
Curated OER

The Farmer's Sheep

For Teachers 6th - 8th
Students use problem solving skills, logical thinking, and their ability to work sequentially in order to solve an algebra problem. They listen to the problem read aloud by the teacher and devise a plan in order to solve the problem.
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Lesson Plan
Curated OER

The Farmer's Sheep II

For Teachers 4th
Fourth graders listen to the story of a farmer who only likes to be able to see nine sheet from his window. His wife has brought him another sheep - what now? They work together in pairs to solve the problem and share solutions.
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Lesson Plan
Curated OER

The Fourth Quadrant of Proportiona

For Teachers 4th - 5th
Students experiment with scale to solve a problem presented in a video clip. They determine the correct size to use when constructing a model and evaluate the use of proportions in real life applications.
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Lesson Plan
Curated OER

Strawberry Milk

For Teachers 4th - 6th
Students work in groups or alone to solve the problem. They use a systematic approach to get all possible answers. They report back to the class with solutions. They may extend their studying using a crate with room for 9 bottles.
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Lesson Plan
Curated OER

Brian's Pegboard II

For Teachers 8th - 12th
Students are able to assess a problem and use systematic methods to solve the problem. They also find out all the possible outcomes for a sequence of events using tree diagrams.
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Lesson Plan
Curated OER

No-Three-In-A-Line Again

For Teachers 9th - 12th
Students interpret information and results in context while using words and symbols to generalize patterns. They use symmetry and angle properties of polygons to solve practical problems and identifying invariant properties under...
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Worksheet
Curated OER

Class Conscience

For Students 10th
In this algebra worksheet, 10th graders rewrite algebraic expression using algebra. They follow specific steps to solve this word problem. There is an answer key.
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Lesson Plan
Curated OER

Areas of triangles, trapezoids, and rhombi

For Teachers 10th - 12th
Learners solve geometry problems. In this area and perimeter instructional activity, students use formulas to solve problems from the textbook. 
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Worksheet
Curated OER

Visual Multiplication

For Teachers 1st - 2nd
In this math worksheet, learners practice solving the problems to introduce the concept of multiplication with countable visuals. The sheet is a teacher's guide
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Lesson Plan
Curated OER

Developing Thinking and Reasoning Skills in Primary Learners Using Detective Fiction

For Teachers 3rd - 5th
Students are introduced to the genre of detective fiction. Based on their reading level, they are given a different series of books to read. For each story, they are to make predictions and practice decoding messages. To end the...
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Lesson Plan
Curated OER

The Next Logical Step in Astronomy

For Teachers 5th - 10th
Students research future astronomy endeavors and how the exploration with contribute to astronomy and humanity. In this astronomy lesson plan, students research, present, and debate the topics as a class.
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Worksheet
Curated OER

Analogies

For Students 5th - 8th
In this math analogies worksheet, students respond to 4 questions that require them to analyze the relationships between math words. Students then write their own math analogies.
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Lesson Plan
Arizona Department of Education

Introduction to Integers

For Teachers 5th - 7th Standards
Welcome to the backward world of negative numbers. This introductory lesson teaches young mathematicians that negative numbers are simply the opposite of positive numbers as they use number lines to plot and compare single-digit integers.
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Unit Plan
Arizona Department of Education

Area and Perimeter of Regular and Irregular Polygons

For Teachers 3rd - 6th Standards
Extend young mathematicians' understanding of area with a geometry lesson on trapezoids. Building on their prior knowledge of rectangles and triangles, students learn how to calculate the area of trapezoids and other irregular...