Worksheet
Curated OER

Addition and Subtraction of Rational Expressions

For Students 9th - 11th
In this rational expression worksheet, students add and subtract fractional expressions. They completely factor the numerator and denominator. Explanations and examples are provided at the beginning of the document. This two-page...
Worksheet
Curated OER

Planetary Alignments

For Students 8th - 10th
In this planetary alignments activity, students use 2 different methods to find out when planet alignments will occur. They use a three number series and they use least common multiples to find out when Mercury and Venus will align.
Lesson Plan
Curated OER

Economic Crash and Recovery

For Teachers 9th - 12th
Students compile research notes on the Great Depression through library and internet research. They research a New Deal policy and orally present their findings in order to create a class matrix on the different New Deal policies of the...
Lesson Plan
Curated OER

Families of Functions

For Teachers 9th - 12th Standards
Learners use sliders to change the parameters of functions and examine how shifting parameters affects a graph. They identify the parameters of functions, find vertical and horizontal stretches, then calculate the scale factor and other...
Lesson Plan
Curated OER

Factorizations

For Teachers 6th - 8th
In this math worksheet, students find the answers for finding the factors for each whole number. They could use factor trees to find the solutions.
Worksheet
Curated OER

Prime Factors

For Students 6th - 7th
In this prime factors worksheet, students solve and complete 20 different problems related to prime factors of various numbers. They determine the factors for each given number by multiplying various numbers together to get another number.
Lesson Plan
Curated OER

Mastering Math Vocabulary

For Teachers 5th
Fifth graders investigate factors by utilizing mathematical terms.   In this number sense lesson plan, 5th graders discuss and define terms such as factors, multiples, and denominators.  Students create a Venn Diagram when...
Assessment
Mt. San Antonio Collage

Quiz 2: Polynomials

For Students 9th - 12th Standards
Four questions that get right to the polynomial point. High schoolers list all the attributes of a polynomial function, including finding all complex zeros. The last two questions prompt them to write a function based on the given...
Lesson Plan
Curated OER

Bering Sea Buffet - A Foodweb Activity

For Teachers 3rd - 8th
Life in the Bering Sea, food webs, and the ocean ecosystem are introduced with a map activity. The lesson starts as kids explore maps and images of the Bering Sea, then it kicks into high gear as they start to discuss the types of...
Assessment
PBS

Working with Common Denominators: Assessments

For Students 4th - 6th Standards
Now that the practice is over, see if young mathematicians can utilize their new skills on finding common denominators and adding fractions. The assessment contains one map challenge and follows with skills practice. 
Activity
Education Development Center

Integer Combinations—Postage Stamps Problem (MS Version)

For Students 4th - 7th Standards
Number patterns can seem mysterious. Help your learners unravel these mysteries as they complete an intriguing task. Through examination, collaborative groups determine that they are able to produce all integers above a certain...
Worksheet
Curated OER

Factoring

For Students 6th - 8th
In this math worksheet, students complete problems involving factoring. In the first section, they find all factors of a number. Students find the least common multiple and the greatest common factors. This is a worksheet generator. The...
Lesson Plan
Curated OER

Adding and Subtracting Fractions

For Teachers 8th - Higher Ed
In this adding and subtracting fractions worksheet, students solve 5 sets of problems related to the adding and subtracting of fractions. First, they identify that each fraction has a common denominator and then simplify by adding or...
Lesson Plan
Curated OER

Investigating Factors That Affect Rate of Enzyme Action

For Teachers 9th - 10th
Students explore the properties of enzymes. In this chemical reaction lesson plan, students explore enzymes through a Web-quest and investigative study. Students will collect and summarize data and create a class presentation. This...
Interactive
Curated OER

Ethics: Study Help and Quiz

For Students 10th - 12th
In this online interactive philosophy instructional activity, learners respond to 13 multiple choice questions based on the analysis of Ethics by Aristotle.
Worksheet
Curated OER

Solving Algebra

For Students 10th - 11th
In this algebra worksheet, students define greatest common factors, least common factors and solve word problems dealing with GCF and LCM. There are 10 questions with an answer key.
Lesson Plan
1
1
West Contra Costa Unified School District

Factoring Quadratic Expressions

For Teachers 8th - 10th Standards
Factor in different strategies in a lesson for factoring quadratics. Young mathematicians first create tables and area models to factor quadratic trinomials into two binomials by guess and check. Learners then investigate how they can...
Printables
Houghton Mifflin Harcourt

Unit 4 Math Vocabulary Cards (Grade 3)

For Teachers 3rd
Bring a set of 19 math vocabulary cards to your third grade math class. Each sheet contains two cards. The top half has the vocabulary word printed in bold text, while the bottom half has the definition of the word. Card topics...
Assessment
Inside Mathematics

Sorting Functions

For Teachers 9th - 12th Standards
Graph A goes with equation C, but table B. The short assessment task requires class members to match graphs with their corresponding tables, equations, and verbalized rules. Pupils then provide explanations on the process they used to...
Lesson Plan
NY Learns

Geography of the Fertile Crescent by ECSDM

For Teachers 6th - 8th Standards
Using Google Earth, a vocabulary assignment, and map handout, your class members will outline the Fertile Crescent in Mesopotamia and identify the source of the Tigris and Euphrates rivers. They will then complete graphic organizers...
Lesson Plan
Curated OER

Quadratic Equations with Negative Discriminate

For Teachers 9th - 11th
Solve polynomial equations of degree using different theorems and apply the zero factor theorem for unknown numbers in a quadratic equation. Also use the discriminate to find out the kind of solutions to given quadratic equations shown.
Handout
Soft Schools

Multiplication Table

For Teachers 3rd - 6th
Use the multiplication table as an aid for young mathematicians who are learning their multiplication facts. Children can explore the concept of multiplication by using the factors in the far left column and the top row to determine a...
Lesson Plan
Curated OER

Factoring

For Teachers 9th
Ninth graders factor equations and find prime numbers. In this algebra lesson, 9th graders find the factors and prime factors of a number using multiples and relatively prime numbers.
Worksheet
Curated OER

Multiples Worksheet (1 of 2)

For Students 5th - 7th Standards
This is a progressive introductory assignment on determining the least common multiple of pairs of numbers. First, eight numbers are listed for learners to simply practice writing multiples for. They write down the first six multiples...