Lesson Plan
Curated OER

Quilt Squared

For Teachers 4th - 6th
Students study West Virginia quilts. For this mathematics lesson, students use symmetry, geometric shapes, and patterns to create their own quilt square.
Lesson Plan
Curated OER

Geoboard Squares

For Teachers 2nd - 3rd
Students create squares of different sizes on a geoboard. They find and describe a pattern. Students use the pattern to determine the number of squares possible on a 10-by-10 geoboard. They create squares with a horizontal base (and...
Worksheet
Curated OER

Math Treasure Hunt

For Students 4th - 8th
In this math treasure hunt worksheet, students complete problems that relate to the answer from the problem before until they reach the last problem. Students complete 6 problems.
Lesson Plan
Curated OER

Numbers Beyond Reason!

For Teachers 4th
Fourth graders use the story of the discovery of irrational numbers to explore the different classes of numbers, the different ways in which numbers may be represented, and how to classify different numbers into their particular class.
Worksheet
Curated OER

Radicals and the Irrational Numbers

For Students 9th - 10th
In this Integrated Algebra worksheet, learners differentiate between rational and irrational numbers and locate irrational numbers on a number line.  The one page worksheet contains six problems.  Answers are provided. 
Worksheet
Curated OER

Recognize Squares

For Students 2nd - 3rd
For this geometry worksheet, students are shown a page of shapes and the students are asked to colour all the squares on the page.
Lesson Plan
Curated OER

Squaring Function of Natural Numbers

For Teachers 8th
Eighth graders complete problems where they use the definition of exponents to expand the squaring function of natural numbers. For this squaring natural numbers lesson plan, 8th graders also identify squares form 0 - 12 and complete a...
Lesson Plan
Curated OER

Prime Numbers and Factors

For Teachers 4th - 6th
Students determine factors of numbers to 100 and identify prime factors; students differentiate prime and composite numbers by the factors of the numbers.
Lesson Plan
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Triangles

For Teachers 7th
In this geometry worksheet, 7th graders identify the sides and angles of triangles, examine the Pythagorean Theorem, and complete 2 tables with square numbers. They apply the theorem to find the value of the hypotenuse of 2 triangles.
Worksheet
Curated OER

Roots of Real Numbers

For Students 11th
In this roots of real numbers worksheet, 11th graders solve and complete 12 different problems. First, they find the square root of a variable. Then, students simplify each root of a given real number.
Worksheet
Curated OER

Rational and Irrational Numbers

For Students 8th - 9th
Here is a rational and irrational numbers worksheet in which learners identify 10 different expressions related to various types of numbers. They determine whether each expression given is a rational or irrational number.
Lesson Plan
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Rational, Irrational and Square Roots

For Teachers 7th - 8th
Students identify rational and irrational numbers and their use in mathematical functions. Through demonstration, students discover the difference between rational and irrational numbers and their use. Using estimation skills students...
Lesson Plan
Curated OER

Discovering Math: Computation

For Teachers 5th - 7th Standards
Middle schoolers add, subtract, multiply, and divide rational numbers. They find the square and the cube of numbers. They create a game incorporating computation on rational numbers. Everyone works together to write and evaluate...
Worksheet
Curated OER

Comparing Numbers Up to 10 Step-by-Step Lesson

For Students K
A teacher resource, this scripted lesson details how to explain to learners the steps involved in determining which numbers in a series are bigger or smaller than a given number. The referenced pupil instructional activity is not included.
Lesson Plan
Curated OER

Math Game Using A Tic-Tac-Toe Board

For Teachers 1st - 6th
Elementary schoolers play a math game using a Tic-Tac-Toe Board. This simple idea can be used with virtually any grade level. A team of learners are the "O's," and the other is the team of "X's." Each time a team gets a problem correct,...
Worksheet
Curated OER

Building Numbers 11-40

For Students 2nd - 3rd
In this building numbers instructional activity, students fill in the table using the base ten and square unit blocks to build numbers. Students write the numbers into the tens and ones block.
Lesson Plan
Curated OER

Third Grade Math Practice

For Teachers 3rd - 4th
In this math practice worksheet, students complete a total of 20 problems that use a variety of 3rd grade concepts. An answer key is given. 
Worksheet
3
3
Coloring Squared

Halloween Ghost Advanced Division

For Students 3rd - 5th Standards
Get in the Halloween spirit and practice math skills with a color-by-numbers learning exercise that—when all division problems are solved—uncovers a ghost appearing behind a gravestone that reads R.I.P.
Lesson Plan
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Solving Radical Equations

For Teachers 9th - 10th
In this algebra worksheet, students solve 10 equations for the given variable. Each problem involves numbers under a radical sign.
Lesson Plan
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Math Practice-Grade 2

For Teachers 2nd - 3rd
In this grade 2 math practice worksheet, students complete a set of 24 problems using a variety of grade 2 concepts. Answers are included.
Activity
Illustrative Mathematics

Zeroes and factorization of a non polynomial function

For Teachers 10th - 12th Standards
Functions behaving badly: the squaring function and the absolute value function are both zero at x=0. Yet when you divide each by x, different things happen. Here, your class will explore each scenario as a means to adding depth to their...
Worksheet
1
1
Mathed Up!

Factors, Multiples, and Primes

For Students 4th - 7th Standards
Reinforce the concept of factors, multiples, and prime numbers with a 16-problem practice instructional activity. Eight pages offer a variety of problem solving opportunities with clear objectives and tips for...
Interactive
Curated OER

Review of Pre-Algebra

For Students 7th - 9th
Middle and high schoolers review topics covered Pre-Algebra. They solve problems questions dealing with exponents, square roots and absolute value. They use the rules of divisibility and identify prime numbers. This two-page on-line...
Lesson Planet Article
Curated OER

Real-World Applications to Imaginary and Complex Numbers

For Teachers All
Authenticate imaginary numbers through real-life applications in science, math, and literature.