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Lesson Plan
West Contra Costa Unified School District

Pythagorean Theorem and Its Converse

For Teachers 9th - 12th Standards
Challenge scholars to prove the Pythagorean Theorem geometrically by using a cut-and-paste activity. They then must solve for the missing sides of right triangles.
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Lesson Plan
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1
EngageNY

Using the Quadratic Formula

For Students 9th - 10th Standards
What is the connection between the quadratic formula and the types of solutions of a quadratic equation? Guide young mathematicians through this discovery as they use the discriminant to determine the number and types of solutions, and...
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Worksheet
Curated OER

It All Adds Up- Puzzle #35

For Students 4th - 5th
In this addition puzzle worksheet, students complete a 24 space puzzle in which all rows, columns and diagonals must add up to be the sums provided at the end of each.
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Worksheet
Curated OER

It All Adds Up Puzzle #3

For Students 4th - 5th
In this math puzzle worksheet, students solve 10 addition problems by inserting the missing addends in an addition square. Students make the equations true by writing the correct number that will make the rows and columns add up to be...
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Lesson Plan
Curated OER

Pythagorean Theorem

For Teachers 9th - 11th
Students solve problems using the Pythagorean Theorem. In this geometry lesson plan, students identify the sides and angles of a right triangle. They find the different trigonometric ratios and solve using sine, cosine and tangent.
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Lesson Plan
Curated OER

Pythagorean Theorem

For Teachers 7th - 8th
Pupils explore the history of Pythagoras and his contributions to mathematics. In this middle school geometry lesson, students use one inch tiles to investigate the Pythagorean Theorem and to find the length of the sides of a right...
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Lesson Plan
Curated OER

Strong Arm Iteration

For Teachers 7th - 9th
Young scholars solve exponential functions and inequalities. In this algebra lesson, students find the roots of equations and use it to graph and evaluate exponential functions. They simplify exponents using the law of exponents.
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Lesson Plan
Curated OER

"Bats on Parade" by Kathy Appelt

For Teachers 6th - 8th
Students examine numbers and try to find a pattern in their relationship. They write an algebraic expression for the nth term.
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Worksheet
Curated OER

Eight Integers and Eight Cubes

For Students 10th - 12th
In this number puzzle worksheet, learners are given 8 clues to find 8 integers. Clues refer to measures of central tendencies, abundant numbers, perfect cubes, and palindromes.
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Lesson Plan
Curated OER

Robot Area

For Teachers 9th - 11th
Students calculate the area of different polygons. In this geometry lesson, students explore polygons based in their shape and number of sides. They find the formula for the area and use each specific formula for each shape.
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Lesson Plan
Curated OER

Box Folding: Predict, Analyze and Measure

For Teachers 10th - 11th
Young scholars predict the shape of a geometric figure in 3D. In this geometry lesson, students construct 3D shapes to perfect their knowledge of measuring and predicting. This assignment is also available as an online interactive lesson.
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Lesson Plan
Curated OER

Area of Composite Figure.

For Teachers 10th
Tenth graders predict the shape of a geometric figure in 3D. In this geometry lesson, 10th graders construct 3D shapes to perfect their knowledge of measuring and predicting. This assignment is also available as an online interactive...
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Worksheet
Curated OER

Problem Solving: Perimeter, Area, or Volume?

For Students 4th - 5th
In this perimeter, area, or volume worksheet, students read the word problems and determine whether to problem solve to find the perimeter, area, or volume to answer the six word problems.
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Lesson Plan
EngageNY

Multiplying and Factoring Polynomial Expressions (part 1)

For Students 9th - 10th Standards
Polynomial multiplication and factoring go hand in hand. Why not teach them together. This resource begins with an area model for distributing a monomial and then connects the process to factoring the GCF. Learners then advance to...
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Lesson Plan
West Contra Costa Unified School District

Simplifying Radicals – Day 1

For Teachers 8th - 10th
It doesn't get simpler than this. Scholars first learn to simplify radicals by determining the prime factors of the radicand. The instructional activity progresses to simplifying radicals involving algebraic expressions in the radicand.
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Worksheet
PBS

Working with Common Denominators: Activities and Supplemental Materials

For Students 4th - 6th Standards
Enjoy these straightforward and simple worksheet pages that practice with different denominators. The practice starts simple with adding fractions together and then works on a recipe that needs to be tripled. 
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Activity
West Contra Costa Unified School District

Division (No Remainders)

For Teachers 4th - 7th Standards
Help young mathematicians build a solid understanding of division with this base ten block activity. With the help of these popular math manipulatives, children model different math problems in order to reinforce the connection between...
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Lesson Plan
Curated OER

Using Ratios

For Teachers 8th - 10th
Students study the Golden Ratio and its relationship to Renaissance artists. After exploring proportions and ratios used by Renaissance artists, students create a mix of ten variations of color paint, and record the ratios of primary...
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Worksheet
Curated OER

Probability

For Students 9th - 12th
In this probability activity, students determine the probability of 28 problems.  Students determine the likelihood of a particular outcome.
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Worksheet
Curated OER

Scott the Painter

For Students 9th - 11th
In this algebra worksheet, students rewrite a word problem using algebraic symbols. They create a table to figure out what rooms should be painted first and in what order. There is an answer key to this problem.
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Lesson Plan
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Illustrative Mathematics

Shape Hunt Part 2

For Teachers Pre-K - 1st Standards
Shapes are everywhere in the world around us, from rectangular doors to the circular wheels of a car. The second lesson in this series opens the eyes of young mathematicians to this wonderful world of shapes as they search the classroom,...
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Lesson Plan
Curated OER

Applied Science: Exploring Shapes in Nature

For Teachers 1st - 3rd
Explore geometry with your young mathematicians! First, have them color in different two-dimensional and three-dimensional shapes. Then take them on a walk around the classroom. Can they identify different shapes using the target...
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Worksheet
Curated OER

Jellybeans

For Students 9th - 11th
In this online math challenge, students determine how many students are in a classroom considering a total number of jellybeans and how many each student received. A solution is available.
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Worksheet
Curated OER

Multiplying and Dividing Rational Expressions

For Students 8th - 9th
In this algebra worksheet, learners simplify rational expressions. They multiply and divide to solve the expressions. There are 9 questions.