Interactive
CK-12 Foundation

Multiplication of Monomials by Polynomials: Distributing the Monomial

For Students 8th - 10th Standards
An interactive shows graphically the distribution of a monomial across all the terms in a polynomial multiplication problem. Pupils relate the specific example to a more general problem then make conclusions to develop a pattern for...
Interactive
CK-12 Foundation

Simplify Products or Quotients of Single Variable Expressions: Quotients of Single Variable Expressions

For Students 7th - 9th Standards
Investigate division within an algebraic term using an inquiry-based lesson. Individuals adjust sliders and watch as the simplification of the term changes. Questions help guide them to important conclusions.
Interactive
CK-12 Foundation

Addition of Integers: Number Blocks

For Students 3rd - 8th Standards
A five-question interactive provides a horizontal number line where integers are stacked on top of one another to find solutions of addition problems. Mathematicians move numbers to the numbers line, as numbers build higher, the sum of...
Activity
Las Cumbres Observatory

Plotting a Supernova Light curve

For Teachers 6th - 12th
Supernovas burn for a short time but can give scientists extensive information about the universe. Learners analyze given data about the change in the light magnitude of a supernova. They look for patterns in the data and use them to...
Lesson Plan
Curated OER

Math: Equal Area Triangles

For Teachers 6th - 8th
Students examine a math worksheet and determine how to divide a single triangle into four of equal area. Using geometric principles, they sketch two additional ways to divide into into four equal triangles. To conclude, students...
Lesson Plan
Curated OER

What Does It Matter?

For Teachers 5th - 8th
Young scholars match definitions with vocabulary words and learn basic facts about matter. Then, they see how to determine the physical characteristics of matter. They determine the mass, volume, and density of objects using appropriate...
Lesson Plan
Curated OER

The Difference of Two Squares

For Teachers 8th - 10th
Learners practice the use of number properties through exploring the difference of two squares, creating an array model for multiplication, and work with decimal numbers. In groups, students explore patterns in an array and determine...
Lesson Plan
Curated OER

Design a Track

For Teachers 7th - 9th
Learners investigate track and field dimensions, measure an actual track, and construct a scale model. The use of a meter stick, dimensional analysis, and the application of the distributive property to variables forms the main focus of...
Interactive
Curated OER

Order of Operation

For Students 8th - 11th
In this algebra worksheet, students solve problems using the correct order of operation. They use properties of exponents to solve problems.  There are 18 multiple choice questions with an answer key.
Worksheet
Curated OER

Distributive Laws

For Students 7th - 8th
In this distributive laws worksheet, students solve and complete 8 different types of problems. First, they expand each equation by removing the brackets. Then, students remove the brackets and collect like terms in each. In addition,...
Lesson Plan
Discovery Education

Exploring Geometry

For Teachers 6th - 8th Standards
Middle schoolers construct a three-dimensional model of a city using both similar and congruent figures and geometric transformations. City must have at least ten buildings with each building labeled and may be constructed out of paper...
Worksheet
Curated OER

Proofs

For Students 8th - 11th
In this geometric proof learning exercise, students compose 20 triangle congruency proofs. Students will decide if there is enough information in problems 1-6 to prove if any triangles are congruent. In problems 17 to 20, students use...
Lesson Plan
Curated OER

Fractions and Paper Folding

For Teachers K - 11th
In this fraction lesson plan, students manipulate paper by folding it to create different shapes and sizes, they explore the concept of fractions, and discuss their observations as a class. This is a great lesson plan for getting...
Worksheet
Curated OER

Chapter 4 Word Search

For Students 6th - 9th
In this math worksheet, students locate and identify various vocabulary terms related to mathematics. There are seven words located in the puzzle to find.
Worksheet
Curated OER

Simplifying and Solving Equations with Fractions

For Students 8th - 11th
In this fractions worksheet, students simplify ten problems by calculating the product, and six problems using the distributive property.  Students solve for the variable in ten problems by first multiplying by the least common...
Worksheet
Curated OER

Chapter 8 Word Search

For Students 6th - 9th
In this math worksheet, students locate and identify various vocabulary terms related to mathematics. There are eight words located in the puzzle to find.
Lesson Plan
Curated OER

Investigating the properties of a circle

For Teachers 7th - 10th
Students use wax paper to look at different properties of circles such as chords, tangent lines, inscribed angles, and inscribed angles in a semi-circle, as well as finding the center of the circle, and use GSP to investigate cyclic...
Assessment
1
1
Balanced Assessment

Smaller, Larger, In-Between

For Students 7th - 12th Standards
Build a solid understanding of rational number relationships by asking class members to use various skills to order decimals, fractions, and numeric power expressions. Using the resource, they find that the fractions do not have an...
Lesson Plan
Curated OER

Traditional American Indian Lodges

For Teachers 8th - 10th
Students explore the mathematical properties of traditional American Indian lodges. They examine the effect of increasing sides of a polygon, calculate the surface area of prisms and cylinders, and construct a classroom size pyramid...
Lesson Plan
Curated OER

REFLECTIONS OF SCIENCE

For Teachers 8th - 12th
Students discover the different types of mirrors, their properties and some of their applications. They have already been introduced to some of the properties of light and have already experienced some of the different types of mirrors...
Worksheet
Curated OER

Power Laws

For Students 7th - 8th
In this power laws worksheet, students solve and complete 6 different types of problems. First, they express each using powers and write in index form with a given base. Then, students calculate each problem and write in simplest terms.
Lesson Plan
Curated OER

Triangle Inequality Theorem

For Teachers 8th - 10th
Students use the inequality theorem to solve triangles and their properties. In this geometry lesson, students are given spaghetti of different lengths and asked to create triangles. They conclude the necessary length needed to make a...
Lesson Plan
Curated OER

Cookie Mining

For Teachers 6th - 8th
Students start with $19 of Cookie Mining Money with which they must buy his/her own "mining property" or cookie. After cookies are bought, students give their "mine" a name, record it, along with the price of their cookie on the sheet.
Lesson Plan
Curated OER

Calculation the Cricumference of Earth using "Google Earth"

For Teachers 8th
Eighth graders investigate properties of circles.  For this eight grade mathematics lesson, 8th graders apply proportional reasoning to data gathered with “Google Earth” to calculate equatorial and polar circumference of the...

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